Neck and armpit meat grain is common in the following reasons: First, skin superfluous generation, some patients will have skin superfluous organisms, which do not need to worry too much, as long as it is not rapidly increasing, or there is obvious redness, swelling and pain, regular observation can be. Second, lipoma, often due to abnormal distribution of fat particles or fat hyperplasia caused by lipoma, such as lipoma can be observed regularly when it is small, such as lipoma appear obvious pain or rapid increase, it is necessary to carry out timely surgical treatment, usually need to be appropriate to more intake of vitamin-rich and fiber-rich foods, and increase the movement to reduce the intake of high-fat foods such as braised meat, fat intestines, squid and so on. Third, fibroma, which is a benign swelling, generally slow-growing, no obvious pain, generally do not need special treatment. Fourth, sebaceous cysts, this is a kind of hair follicle infection caused by, need to perform surgery to be able to get a radical cure. In short, if the swelling persists, you need to go to the hospital in a timely manner in order to clarify the cause of the disease.