Treating illnesses People often catch a cold in autumn and winter. To have it you need to inhale infected air after someone has sneezed or coughed because there are a lot of viruses in it. There isn`t a special medicine for treatment. You can only reduce symptoms. The best thing you can do is having plenty of rest, keeping healthy diet and drinking a lot of fluids. The more you rest or sleep, the more energy your body can divert to frighting the cold viruses. Keeping your healthy diet, especially when you avoid junk food and fat products, will help improve your rate of recovery. Try to base your diet on vegetables and fresh fruit. In my opinion, the most important thing of the treatment for cold is drinking plenty of fluids. It prevents dehydration and helps your body to get rid of the viruses.