Coughing is not uncommon, and some people cough with phlegm. Coughing with white foamy phlegm may be a case of bronchitis, and the following methods will be useful. 1. Drink more water. Everyone should drink more water during the day, water is very important for our body, suffering from inflammation is to drink more water, water can promote our body for detoxification, so that it will get better faster. 2, eat lighter. After suffering from inflammation, must not eat too much spicy, greasy food, these foods even if not sick should be eaten less, not to mention the time when the disease is born. 3, can eat some symptomatic drugs. Since there is phlegm, you can eat some expectorant drugs to get rid of phlegm, which can help the organism to get better faster. You can also eat some food to improve immunity, dietary supplements are very healthy. 4, do not stay up late. Staying up late is very harmful to the body, so try to avoid staying up late, go to bed early and get up early. This is not only good for the body, but also allows people to have a good mood at all times. I believe that there is a certain understanding of white foamy phlegm when coughing, always pay attention to your habits and seek medical attention in time to ensure your health.