Sugar is the main source of energy needed by all living things for life-sustaining activities. Children are in the stage of rapid physical development, and the body will instinctively choose foods with high sugar content to ensure the calories needed for body metabolism. And sugar can play a soothing role, which can promote the secretion of dopamine and make people feel happy.

Sucrose, starch in grains, cellulose in plants and glucose in human blood are all sugars. Sugar plays an important role in the process of life activities. The most important sugars in plants are starch and cellulose, and the most important polysaccharide in animal cells is glycogen.

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The harm of eating sugar

But eating too many sweets will bring many bad consequences to children, and the most common one is dental caries. Because too much sugar in the mouth is acted by acid-producing bacteria such as streptococcus and lactobacillus, it will produce too many acidic substances, which will lead to decalcification of teeth; After the action of proteolytic enzymes, the organic matter in teeth is decomposed, which eventually leads to dental caries.

At the same time, eating too much sugar will also affect the absorption and utilization of protein and other nutrients in the digestive system, affect the normal physiological activities of the body, and reduce its disease resistance.

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People's Health Network-Do children like sweets? Excessive sugar is harmful!