If you have a cold, it’s best to take more rest and it’s not recommended to sweat during exercise.1. First of all, you need more rest during a cold so that the immune function in your body can function normally. If you exercise, the consumption of energy and substances in the body is relatively large, but not conducive to the recovery of the cold. If the symptom of sweating occurs, it is easy to get cold, because the pores are open when sweating, the cold is easy to enter the body. 2, in addition, the evaporation of sweat on the surface of the body will also take away a lot of heat, but also easy to get cold, so the cold period can not exercise sweating, need more rest, 3, then eat light, simple, easy to digest food, it is recommended to drink rice porridge, millet porridge, mung bean water. 4, need to eat more fresh fruits and vegetables rich in vitamins, vitamins can help the body to enhance resistance, resist foreign viruses, bacteria, and promote recovery from the cold, so during the cold is not recommended to exercise.