Why is it easy to catch a cold when it is hot and cold?

The weather is dry, cold and hot, and people are prone to catch a cold. In fact, no matter any disease, it is the result of the interaction between immunity and pathogenic factors. If the body's resistance is stronger than the role of pathogenic factors, then the body will be healthy, otherwise it will get sick. This is especially true for colds. People who are overtired, lack of sleep, are in a bad mood, suffer from some chronic diseases and are weak are more likely to catch a cold. Therefore, in order not to be bothered by colds or to enhance the ability to fight colds, diet conditioning cannot but be mentioned in the "schedule". Pay attention to balanced nutrition and easy digestion when catching a cold. Protein food such as meat and eggs should not be too much; Eat less greasy food, such as fried and fried food, but mainly carbohydrate food, drink some porridge, eat more vegetables and fruits, and take as many vitamins and minerals as possible to improve your immunity. In winter, many people catch colds easily, so they blame the cold weather. In fact, in addition to external reasons, fire in the human body is an important cause of colds. To prevent colds, 1, first pay attention to keep warm to avoid colds;

2. Avoid going to crowded public places and wearing masks when going out to avoid mutual infection;

3, drink plenty of water, pay attention to rest, avoid staying up late and fatigue;

4. Take part in more physical exercises, enhance physical fitness and improve disease resistance.

I wish you the best of health!