1, heredity: seborrheic alopecia depends not only on parents, but also on both families, such as uncles. For example, seborrheic alopecia, female onset, the symptoms are lighter than men, so sometimes the symptoms may not be obvious when the mother comes on, but it will be more obvious on the uncle. But women with hair loss carry more susceptibility genes than men with hair loss.
2, age factor: male seborrheic alopecia must occur after puberty. If you are of this age, you should pay attention to the above reasons to prevent male seborrheic alopecia.
3. Major accidents: In the event of major accidents, many hairs will enter the dormancy period from the growth period at the same time, and major hair loss will occur two to three months later, but this hair loss usually heals itself.
In addition, there is also a kind of alopecia and baldness that is acquired, which may be related to frequent hair dyeing and the use of inferior shampoo. In addition, bad eating habits and unhealthy lifestyles can also lead to serious hair loss among young people. If you have obvious hair loss, you need to pay attention.
Extended data:
Pay attention to 4 points for anti-detachment:
1, reduce online time. According to a survey, men who spend more time on the computer every day are more likely to lose their hair. This is related to excessive nervousness. For people who play online games or concentrate on their work for a long time, the central nervous system is always in a state of tension, which will cause autonomic nervous disorder;
Dysfunction of skin vasoconstriction, local vasoconstriction of scalp and reduced blood supply will cause malnutrition of hair follicles and lead to hair loss. In addition, the radiation of electronic products is also one of the reasons for hair loss. Drinking more green tea and eating more foods rich in vitamin C can reduce radiation damage.
2. Avoid swimming for a long time. Bleaching powder will be widely used in public swimming pools for disinfection, but it will irritate the skin, and long-term contact will dry the scalp, making it easier for patients with seborrheic alopecia to fall off.
3. Pay attention to ventilation to avoid sun exposure. People who wear hats and helmets often make their hair airtight for a long time, which is easy to suffocate. Ultraviolet rays in the sun will do harm to hair, make it dry and yellow, and easily cause hair loss and baldness. In particular, professionals who have been in front-line workshops or construction sites for a long time must pay attention to this.
4. Maintain good eating habits and lifestyle. Avoid drinking and smoking, eat more foods rich in protein and vitamins, limit the intake of fatty foods, and avoid spicy and irritating foods. Face the pressure correctly, keep a positive and optimistic attitude, don't stay up late for a long time, don't be overly anxious and live and work happily.
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