Most coughs are caused by upper respiratory tract infections, bronchitis, pneumonia and other diseases, when you need to pay attention to your diet and drink more water, and you need to eat more fresh vegetables and fruits to help your cough get better. Lemon has a complementary therapeutic effect on coughs, mainly because lemon itself has the effect of relieving cough and resolving phlegm, and can also play a role in strengthening the spleen and stomach and helping digestion. It contains more vitamin C. When coughing caused by respiratory tract infection, drinking water with lemon is very beneficial for coughing, and you can add some honey and rock sugar appropriately. You can also use snow pear and Sichuan scallop to boil water and drink it, which is a better dietary treatment. In the case of more serious cough symptoms, it is best to treat it actively with effective antibacterial drugs and cough and phlegm relieving drugs.