You can eat watermelon, pear, apple, orange, kiwi, peach, grape and other fruits when you have a cold. Watermelon has the efficacy of clearing heat and relieving summer heat, removing annoyance and relieving cough, and facilitating urination, mainly used for wind-heat colds. Pear is mainly effective in generating fluid, clearing heat and phlegm, mainly used for wind-heat colds, fever and dry mouth, coughing out phlegm. Grapes have sufficient water and potassium, which can replenish the water and potassium lost in cold and fever. Apples, oranges and kiwis are rich in vitamin C, which is beneficial to the control and recovery of colds. In Chinese medicine, fever caused by wind-cold cold can be reduced by adding Jing Fang Wei Po San, which has the effect of pungent warming and relieving symptoms. Fever caused by wind-heat cold can be reduced with Yin Qiao San, which has the effect of pungent-cooling and relieving the symptoms.