If the improper form of weight loss can not meet the body's nutritional needs, then the symptoms and diseases caused by low immunity will slowly come to you.

Causes of low immunity

1. Unbalanced diet leads to malnutrition of human immune system.

2. Excessive stress, physical and psychological fatigue will make the autonomic nervous system disorder.

3. Lack of exercise leads to physical decline

4. The mucosal barrier of the body is damaged, and bacteria and viruses are easy to invade.