1. At ordinary times to strengthen physical exercise, improve physical fitness. More sun exposure in winter can enhance the neuromodulation function and improve the hematopoietic function and resistance.

2. Frequent hot baths can prevent skin desquamation, dermatitis or itching.

3. Pay attention to adjust the diet, and don't eat cold food, which will damage the function of the spleen and stomach. Eat more foods containing vitamin A, such as spinach, carrots and rape.