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Lecture on health knowledge
Speech has the function of propaganda, encouragement, education and appreciation. It can convey the speaker's views, opinions, thoughts and feelings to the audience and readers, convince them and resonate with them in thoughts and feelings. The following is a health knowledge lecture I collected for you. Please refer to.

Model essay on health knowledge lecture

Student:

Experts from the World Health Organization assert that from now until the middle of 2 1 century, no disaster can bring lasting and profound pain to people like psychological crisis. Judging from the history of disease development, human beings have entered? Mental illness? Time magazine. In China with frequent natural disasters and social transformation, psychological crisis is a very real threat. ? The psychological crisis faced by China people cannot be ignored. Without proper psychological counseling, short-term psychological crisis will turn into long-term mental illness. ? Yang, a teacher in the psychology department of Zhejiang University, warned. The World Health Organization, the World Bank and Harvard University predicted in 1993 that the proportion of mental and nervous system diseases in the total disease burden in China will rise from 14.2% in the 1990s to 15.5% in 2020, ranking first in the total disease burden in China.

An article published in the July issue of the Spanish monthly Huiju said that human beings have entered the era of mental illness. 25% people in the world have mental disorders at some stage of their lives, and mental illness has become an important disease in 2 1 century. Mental disorders will increase greatly in the next few years. Since 200 1, the World Health Organization has taken paying attention to mental illness as one of its main tasks.

According to the World Health Organization, in the next 10 ~ 20 years, 1/5 people in the world will suffer from various mental diseases. Among the causes of death before 10, there will be three psychological factors. Other statistical results show that 15.5% of teenagers have suicidal tendencies.

According to the figures released by Tianjin International Forum on Mental Health, many teenagers below 17 in China have emotional disorders and behavioral problems, and the incidence of mental illness among minors is on the rise. Experts call on the whole society to pay attention to children's mental health. Tianjin Anding Hospital has investigated the mental health status of some primary and middle school students. The results show that 15. 1% of primary and middle school students have depression, among which boys are more than girls, and it increases obviously with age. Children facing primary school graduation and the upcoming senior high school entrance examination have the highest proportion of depression. Professor Feng Zhiying, member of the Standing Committee of Psychiatric Branch of Chinese Medical Association and Tianjin Anding Hospital, pointed out that most children are only children now, and their parents are ambitious. However, many children think that parents, teachers, relatives and friends are just looking forward to ropes and mountains. If the long-term pressure is not vented, children will enter a sub-healthy psychological state, resulting in inferiority and self-blame, losing interest in learning, having difficulty in thinking and communication, losing energy and appetite, and some children even have suicidal tendencies. At present, the psychological problems of teenagers mainly include emotional disorders, behavioral problems, personality defects and psychological disorders, which threaten the healthy development of minors' body and mind. Professor Feng believes that changing this situation requires a systematic project. What parents can do is to decompress their children and accept some? Psychological conditioning? Education, discover children's problems in time and guide them. He warned that excessive study pressure can only make children feel tired of studying, and more seriously, it may ruin their lives.

65438+ ten thousand college students in Beijing suffer from depression. Health Report from Health Bureau: 65,438+10,000 college students in Beijing suffer from depression. Beijing Municipal Health Bureau released this week's health broadcast (from June 6th to 1 1), saying that a recent epidemiological survey of depression in Beijing found that 600,000 people were suffering from depression or were suffering from depression, and there were no fewer than 65,438+10,000 college students in Beijing. Among them, 62.9% have never seen a doctor or received treatment. Many patients with depression would rather endure their own pain than seek the help of psychologists, fearing the cause. Mental illness? Being discriminated against delays treatment and leads to more serious depression.

(A) China children have two major psychological defects.

At present, there are two major defects in children's psychological development in China: one is that their creativity is lower than their calculation ability, and the other is that they are slow and indifferent to the loving behavior of their elders and others, and their empathy ability is poor. This is presided over by Professor Shen Deli, a famous psychologist? Research on children's psychology and behavior? A striking conclusion in the project.

In recent years, many experts at home and abroad have investigated and tested the psychology and behavior of children in China in different ways, and obtained tens of thousands of data. ? Research on children's psychology and behavior? It is a key research topic of the Ministry of Education. Shen Deli presided over this research for ten years and published more than 3 million related monographs. Shen Deli said:? Poor creativity and empathy is a common problem, which shows that adults generally misunderstand children's psychology and behavior during their physical and mental growth. In the long run, it will definitely affect the improvement of national quality and become a serious social problem. ?

A large number of investigation results show that there are eight misunderstandings about children's psychology and behavior among adults in China, which leads to misunderstandings between adults and children. Love? The deeper, the child to the adult? Refuse? The more you cut. Adults do everything for children, and pay too much attention to the superficial things of children, resulting in two results: one is that children have no room for creativity, and the other is that the only child who is easy to be self-centered has more self-awareness.

Eight Misunderstandings in School and Family Education

Pay more attention to success than failure: pay more attention to success than to failure (ignore the foundation role of failure in success)

Pay more attention to material than spirit: pay more attention to material needs than spiritual needs (ignore the development of high-level spiritual fields)

Pay more attention to results than process: pay more attention to learning results than learning process (ignore the process of growth and accumulation)

Pay more attention to IQ than EQ: Pay more attention to intelligence factors than non-intelligence factors (ignore the cultivation of emotion and will quality)

Pay more attention to the answer than the question: concern? What is this? More important than what? Why? (ignoring the cultivation of problem-solving ability)

Pay more attention to behavior than psychology: pay more attention to explicit behavior than implicit psychology (ignore internal psychological factors)

Emphasis on commonness over individuality: emphasis on commonness over individuality (ignoring children's personalized expression)

Preaching is more important than communication: paying attention to one-way preaching is more important than two-way communication (ignoring children's dominant position)

Professor Yu Guoliang, a psychologist, expressed the same concern as Shen Deli, and provided evidence with his comparative survey results of children around the world: first, at present, China children's computing ability ranks among the best in the countries surveyed in the world, but their creativity ranks lower; Secondly, in our country, when parents are asked the most concerned question, their answer is how to make their children grow up happily, and the child's answer is: Parents only care about me? Scores? . When asked whether teachers love their students, 95% of teachers answered yes. But only 5% students think that teachers love them.

(B) the main personality defects of students

Primary and secondary school students, as only children, have some common personality defects because of their special family structure and upbringing. To shape students' sound personality, we must first understand and analyze their common personality defects.

1, self-centered. Egocentrism means that children are self-centered when thinking about problems, firmly believe in their own judgments, often disdain to consider other people's opinions or practices, conduct self-analysis and self-criticism of their own incompetence, and take care of others in their daily work. Egocentricity is the main feature of children's psychological development. When children enter childhood, with the development of children's cognitive level and communication level, they gradually realize decentralization and develop a good partnership. However, due to the unique family structure of only children, they have no brothers and sisters since childhood, and enjoy the care of their parents alone. Coupled with the doting of grandparents, the self-centeredness in early childhood has been repeatedly strengthened and fixed, becoming a personality defect, and generalized to all daily affairs, showing selfish and narrow weaknesses in communication with classmates. If it is not overcome in time, it will have a negative impact on future social interaction and cannot adapt to real life well. In addition, it may also lead to interpersonal conflicts and become the direct cause of psychological barriers.

2. Selfishness is self-interest. Under the impact of today's economy, people pay more attention to material interests and welfare. This mentality affects our children through the role of parents and social media, which makes some children put enjoyment and money first. They never consider the needs of others, always regard others as their opponents, see others in trouble, are unwilling to lend a helping hand, and secretly rejoice, waiting to see other people's jokes Such students are unwilling to help others and share anything with others. In the long run, he will lose friends and others will not communicate with him. Naturally, I won't share any review materials with him, and of course I won't make greater progress.

3. Lack of compassion. Compassion is the emotional foundation to ensure interpersonal communication. Confucius said:? Compassion, everyone has it? We always feel very sad when others encounter misfortune. Psychology believes that sympathy is a consistent emotion or emotional experience caused by the real or imagined emotion and emotional state of others, and it is an alternative emotional response ability. It enables us to put ourselves in others' shoes and share joys and sorrows with them. But some children around us are very unsympathetic. Moreover, some students always give teachers and classmates a headache, because they always gloat when others make mistakes and criticize. In physical education class, a female classmate fell while running, and her face was bruised. The students all gathered around to express their comfort, but they smiled and said, Serves you right. ? Once, I saw a blind man outside the school. They deliberately led the blind to places with many stones, which led to the blind wrestling. The classmates next to them accused them, but they ran away with a smile.

Analyzing the behavior of these children, we feel more sad than angry. There are still too many sufferings in today's world for our children to feel or pay attention to. So when suffering comes to them, how will they bear it?

4. Psychological fragility. Psychological fragility means low psychological activity intensity, poor psychological endurance and weak resistance to setbacks, which is often unbearable in the face of strong mental stimulation and will induce excessive stress response. For example, a girl was upset by a classmate's joke and induced schizophrenia; Due to the teacher's severe criticism, some students took the road of suicide. The reason is not only the improper words and deeds of classmates and teachers, but more importantly, these students are too poor and sensitive to degrade psychological pressure in time, which leads to serious psychological obstacles. We should not only ask: how can such a fragile soul resist the storm of life and reach the peak of glory in the face of a changing world and dangerous life? The fundamental reason for the psychological fragility of only children is that they are too indulgent and have too little competition in the process of growing up, depriving them of the opportunity to experience difficulties and setbacks. They are like flowers growing in a greenhouse, fragile and can't stand the test of wind, frost, rain and snow.

5. Poor self-control. Self-control, that is, psychological self-control, is an important indicator of mental health. For individuals, the intensity of emotions, the expression of emotions, the way of behavior, the direction and process of thinking are all realized under the conscious control of people. Children with poor self-control often show emotional impulse, uncontrollable, improper emotional expression, distraction, excessive behavior and misconduct. If left unchecked, it will easily lead to ADHD and moral problems, and it will also encounter difficulties in learning; Especially in interpersonal communication, lack of self-control will lead to undue conflicts. On the one hand, the lack of self-control is related to the doting family upbringing. Because of the lack of strict constraints since childhood, they show the lack of behavior control. On the other hand, if parents adopt extreme ways of discipline, it will easily lead to children's rebellious psychology. Parents' violent behavior may inadvertently provide a model for children to learn. Once he has the chance, he will vent this impulsive behavior on others.

6. Lack of motivation. Some students show a lack of interest in learning, lazy behavior, unable to concentrate on learning activities, unable to complete homework, and poor grades. No matter what teachers and parents ask, it is difficult to stimulate their enthusiasm for learning. Behaviorism holds that people, like animals, will transfer the sense of helplessness generated in previous experiences and generalize it to similar situations in the future, and can also do this by observing the repeated setbacks of others? Study? This feeling of helplessness is called. Learned helplessness? . Is the lack of motivation for students to learn actually a kind of? Learned helplessness? . At first, they were as enthusiastic as other students, but because of temporary failure in their studies (such as unsatisfactory exam results and failure to complete their homework). ), they didn't get the understanding they deserved from their parents and teachers. On the contrary, they were reprimanded and even physically punished. This happens again and again, which makes them? Study? In order to avoid frustration and helplessness, in the long run, they will inevitably lose their motivation and interest in learning, and the generalization of helplessness may lead to more serious consequences? Life debilitating syndrome.

Health knowledge lecture

Dear friends: Hello everyone!

The pursuit of health and longevity is the best wish of mankind in history. So, can this wish come true? How to achieve it? Welcome everyone to discuss this problem with me.

According to the principle of biology, the natural life span of human can reach 120 years old, or even longer. But in reality, 99.9% of people can't enjoy life. At the end of last year, the World Health Organization announced that there were 220,000 centenarians in the world, and only 20,000 in China. Of the 5 1 10,000 people who die every year in the world, only a few die from accidents such as car accidents, and others are basically sick.

How can people get sick? What are the factors that affect human health? Jefferson, the most famous medical expert in America? Don't warn us that finding unhealthy problems in life is more important than finding a famous doctor after illness. ? So, what are the factors that affect human health?

Scientists believe that there are two factors that affect human health, namely, biological factors and abiotic factors, with biological factors accounting for 20% and abiotic factors accounting for 80%.

Biological factors include: ① bacteria. Such as Escherichia coli and Mycobacterium tuberculosis. ② Pathogen. Such as influenza, hepatitis and SARS. ③ Parasites. Such as roundworms, mites, scale insects, etc. In the past, diseases caused by these factors had to be cured by drug treatment. Now the ozone nano-high-energy activated healthy water machine of Ousenrui Company can solve this problem for us in all directions.

Abiotic factors include: ① Environmental pollution? That is, three kinds of gases emitted by factories, automobile exhaust, toxic gases and industrial wastes generated by burning garbage, infiltration of chemical fertilizers and pesticides, domestic wastewater of people and animals, radiation from home decoration, Internet access and mobile phones. More than 80% people in our country are sick, and more than13 people are killed by polluted water. ② Grain, vegetables and fruits? Chemical fertilizer and pesticide residues, meat and eggs? Additives, hormones, clenbuterol, catalysts, instant noodles, frozen food, sweeteners, preservatives. ③ Bad living habits: excessive drinking, smoking and poor hygiene. ④ Psychosocial factors: lack of open mind, Internet cafes and bars, AIDS induced by unhealthy behaviors, etc.

Finding problems is easy, and solving them is the key.

Some of the above factors that affect our health can be solved, but many of them are beyond our power. For example, can you stop the car from running? Can you stop farmers from using fertilizer? Can't! What shall we do? Let nature take its course. Don't! We are people with sound limbs and developed brains. We should take active measures to deal with it, that is, self-care.

2 1 The best health care doctor in the century is ourselves? This is a healthy business culture in the new century. According to the statistics of the World Health Organization, in the face of 2 1 century, 60% of strategic drugs and 40% of non-drugs are used to fight diseases and maintain health. In the call for human beings to return to nature, the medical community strongly advocates the development of natural therapy. Such as hydrotherapy, dietotherapy, drug therapy, far infrared therapy, magnetic therapy, physical therapy and so on.

At present, I think the closest and most urgent relationship with human beings should be hydrotherapy. Because, Li Shizhen said, medicine is better than food, and food is better than water. ? Because water is the source of life, the human body is 70% water, the internal organs are 70-80% water, and even the bones contain 22% water. Blood contains 80-90% water, and metabolism, the most basic activity of human beings, is realized through the movement of water.

Various substances, such as protein, starch, fat, etc. It must be dissolved in water before it can be transported to all tissues in the body through blood. Water plays an extremely important role in temperature regulation, such as sweating, heat dissipation and cooling. Water is a lubricant for human body, which can moisten skin, eyes, mouth and stomach.

In a word, water is the most important and effective panacea in the world. Therefore, people can't live without water for a day. Without water, 2% people will be thirsty, 65,438+00% will be in a coma, and 20% will die. A normal person needs 2500 ml every day, of which 50% is obtained by drinking water.

The relationship between man and water is so important, so what is the drinking water situation we are facing? At present, the purification and sterilization process of our tap water is mainly completed by adding chlorine. But chlorine reacts with organic matter in water to produce organic compounds? Chloroform, a recognized carcinogen (experiment 1 proves that there is chloroform in tap water).

Some people say that we have boiled the tap water to drink. However, after the tap water is heated, the oxygen in the water volatilizes, and the minerals needed by people are also deposited at the bottom of the pot. So watering flowers with cold water won't last long, and neither will raising fish. Moreover, chloroform in water also increases with the increase of water temperature, which can directly lead to cardiovascular diseases and liver diseases.

Bleached tap water is harmful to human body, and it lacks oxygen and minerals after boiling. So, what shall we drink? Some people say, drink pure water. However, pure water removes minerals from water, changes the molecular structure of water and reduces the physiological function of water. Pure water only solves the problem of water pollution, but does not solve the problem of water quality degradation. It is oxygen-deficient, mineral and trace elements-deficient, and energy-free water. Moreover, pure water is acidic, contrary to human body fluids. Some people say, drink bottled water. However, the quality of bottled water is very worrying. Qilu Evening News once reported that on the eve of 3 15, the quality supervision department made a surprise inspection of Jinan bottled water market and found that 15 brand 14 kinds of bottled water were unqualified!

So, what kind of water is good? The World Health Organization requires that good drinking water must meet the following conditions:

1, free of bacteria and viruses.

2, does not contain toxic chemicals and heavy metals.

3, must contain minerals and trace elements needed by the human body.

4. The water mass is small and active.

5. Weak alkalinity 7

6, containing enough O2.

Is there such water? Where can I find such water? Next, I will do three experiments for you: 1. Drinking water energy test; 2. pH test of drinking water; 3. Testing the molecular cluster size of drinking water.

Experiments have proved that Jingquan brand healthy water meets the requirements of the World Health Organization for good drinking water, is the most economical, affordable and affordable healthy water and high-quality water, and is the real source of life? Universal water is an inevitable choice for those who pursue health and longevity, and pure spring water machine is an ideal choice for those who pursue health and longevity.

What is a pure spring? It is an unstable gas with a slight smell of grass (sometimes people can smell it after lightning), and it can be automatically reduced to O2 and O at room temperature. Ozone takes water as the medium, and when it coexists with water, it can react strongly with most organic substances in water, so it has the functions of decoloring, deodorizing, removing algae, oxidizing heavy metals and decomposing and degrading pesticides (small fish can come back to life, and residual fire can burn because of sufficient O2). It is a broad-spectrum, efficient and fast bactericide, which can quickly kill all kinds of germs, viruses, pathogens and microorganisms that cause diseases to people and animals. The sterilization time in the county is 300-600 times that of chlorine and 3000 times that of ultraviolet. Common Escherichia coli, Streptococcus faecalis, Staphylococcus aureus, etc. The killing rate is over 99%. It can also kill hepatitis virus, cold virus and so on. , quickly and evenly spread in indoor air, disinfection without dead ends. It can prevent cross infection of diseases and remove the peculiar smell in bedroom, living room, kitchen and bathroom. Gas has the functions of sterilization, digestion, mildew prevention and dust removal for indoor bedding, clothes, carpets, wardrobes, shoe cabinets and coins. In some areas of our country, short sunshine time, high humidity and serious air pollution can show its special function. !

Form the so-called? Pure spring? . Some developed countries in Europe and America will? Pure spring? What's your name? Universal water? . Its sterilization speed is many times faster than chlorine.

Pure spring water can disinfect underwear, underwear, diapers and schoolbags used by women and children, which can play a particularly obvious health care role.

Pure spring water can sterilize, keep fresh and deodorize fruits, vegetables, seafood and meat. At the same time, it has the function of degrading phosphorus-containing pesticides remaining on the surfaces of fruits and vegetables. Its principle is: after soaking in pure spring water for 10 minute, pure spring water permeates vegetables and fruits through water transfer under the action of its strong oxidation and permeability, breaking the chemical bonds of pesticides and fertilizers, decomposing toxic substances into non-toxic substances, and reducing organic synthetic poisons into substances with high cost performance.

Using pure spring water can clean and maintain the skin and reduce the irritation of cosmetics to the skin. Cold compress, soaking burns, cuts and bruises with pure spring water, can accelerate wound healing and prevent infection.

Washing bubbles with clean spring water can prevent beriberi caused by skin diseases and fungi, and at the same time, you can also wash your hair with ozone water, which can remove dirt from hair pores and reduce hair loss.

Lecture on children's health knowledge

Dear teachers and parents,

Hello everyone! Entrusted by Mr. Zheng today, I would like to share with parents and friends about children's learning and behavior education.

I think that before children's nature is polluted, there must be spiritual cultivation and moral education. Mr Tao Xingzhi, a famous educator, said? Thousands of teachers in Qian Qian teach people to seek truth, and thousands of students in Qian Qian learn to be human? I have always held the view that learning to be a man is the first important thing, followed by acquiring knowledge and skills. If you don't respect others, you don't respect yourself first. To teach children to respect others, everyone likes respect, and respect is the premise of interacting with others. Educate children to respect everyone in society, even beggars should respect their personal dignity. At school, they should respect teachers, love their classmates and live in harmony with them. Even if they are against our classmates, we should care for them and let him always remember that being kind to others means being kind to ourselves.

When parents educate him, he should listen respectfully; When his parents blame him, let him accept it with conviction; Don't talk back to your parents, even if what your parents say is not completely correct, correct it if you have it, encourage it if you don't, and find the right time to communicate with your parents; Tell your parents every time you go out and come back to reassure them. From an early age, we should cultivate him to speak with a pleasant countenance and a soft tone, so that people who hear him have a cordial feeling; Teach him to be modest in front of his elders, don't speak loudly, and resolutely get rid of harsh and obscene words. Let children become broad-minded from an early age, not haggle over right and wrong for one sentence, but have a tolerant heart.

In the specific things of daily life, let children try to take certain responsibilities for themselves, such as: asking children to be responsible for their own health, not picky about food, and developing good hygiene habits; Ask children to be responsible for their own learning, complete their homework carefully and check their homework by themselves; Let children do some housework within their power; Wash clothes, wash dishes, brush chopsticks and take out the garbage. When the child is at school, parents should teach him to be a duty student and a class cadre. He should do his duty, and he should not cheat or play tricks when cleaning. When you see the good things done by others, you should think that you should work hard, repay others' kindness with gratitude, educate others not to be selfish, cultivate the habit of returning what you borrowed from others in time, and don't hide and damage it.

In learning, we should listen to the teacher carefully, don't look around, do three things: heart, eyes and mouth, learn deeply, and improve learning efficiency. When studying, the desk should be neat, the sitting posture should be correct, the used books should be put in a fixed place, previewed before class and reviewed after class.

Of course, most parents are very concerned about their children's grades. I am also a parent, and I can fully understand the feelings of parents who want their children to succeed. However, education has its regularity, and there are many factors that affect scores, which are the result of the joint action of children's learning foundation, learning methods, personal efforts, home-school cooperation and other factors. We should treat scores correctly. As parents, we should also reflect on whether there are problems with our family education, parents and friends! As a parent, you can be rude, but you can't influence your children with bad behavior. The best teachers are parents. While learning, children should also respect children and all things related to culture. As parents, we must not play computer, watch TV or play mahjong. We should create a learning atmosphere for our children and set a good example for them. When a child encounters failure, he must work with him to find the reason for the failure. Never put pressure on him If necessary, he can receive appreciation education to help him regain his confidence.

One should have goals in life and goals in study. He should also have a learning goal, make a learning plan for this semester, don't study blindly, make rational use of time and accomplish this small goal, then he will have a bigger goal, step by step, and finally reach the peak of success.

In my opinion, if we want to cultivate a good child with all-round development in morality, intelligence and physique, we should start from childhood and start from scratch. Every child has a gift, a genius. Parents present here, as long as you firmly believe that your children will always be the best, I believe you will be able to cultivate more outstanding talents.