Q & A on popular science knowledge (93)

Scientific analysis: the world health organization puts forward: health is not only the absence of disease or weakness, but also the good state of physical, psychological and social adaptation.

scientific analysis: health food refers to the food that claims to have specific health functions or to supplement vitamins and minerals. It is suitable for specific people to eat and has the function of regulating the body, not for the purpose of treating diseases.

scientific analysis: there is no harmless tobacco products, as long as smoking is harmful to health. There is sufficient evidence to show that smoking “low tar cigarette” will not reduce the harm of smoking compared with ordinary smoking. In the process of smoking “low tar cigarette”, smokers have “smoking compensation behavior”, such as increasing the amount of tobacco smoke inhaled and increasing the number of cigarettes smoked, which does not reduce the harm of smoking.

scientific analysis: the main components of wine are ethanol and water, almost no nutritional components. Frequent excessive drinking will reduce appetite, lead to a variety of nutrients deficiency, acute and chronic alcoholism, alcoholic fatty liver, etc., and even cause alcoholic cirrhosis in severe cases. Excessive drinking also increases the risk of hypertension, stroke and other diseases, and can lead to increased traffic accidents and violence. Drink less, don’t drink too much. It is recommended that the amount of alcohol consumed by adult men should not exceed 25g per day, and that of adult females should not exceed 15g. Pregnant women, children and adolescents are forbidden to drink alcohol.

scientific analysis: Patients with hypertension need to take medicine for life. Do not stop, change or change the dosage at will, which will lead to the blood pressure control not reaching the standard, thus affecting the treatment. At the same time, we should also correct their bad eating habits, try to achieve light diet, less oil, less salt and less sugar.

scientific analysis: infectious tuberculosis patients spread tuberculosis through droplets produced by coughing, sneezing and talking loudly. If a healthy person inhales the droplet nucleus with tuberculosis bacteria, it will form tuberculosis infection. If the resistance of the person infected with tuberculosis is low or the amount of infected bacteria is large and the virulence is strong, it may get tuberculosis. After pregnancy, do not let the wife do these five kinds of housework, the husband should be responsible for it, otherwise it is easy to hurt the fetus!