Keeping a wrong posture for a long time and lack of exercise, such as playing cell phone with head down and sitting for a long time, lead to the neck muscles often in a contracted state, which makes the joint mobility weaken or inflammation, and can lead to neck swelling and discomfort, and also cause cervical spine osteophytes and cervical spondylosis. When neck pain occurs, the neck muscles can be relaxed through local massage, appropriate activities and change of sitting posture to relax the tense and stiff muscles, improve blood circulation, promote nutrient supply to the musculoskeletal muscles, speed up the excretion of metabolites, such as lactic acid, and reduce neck swelling discomfort. In addition, feeling swollen neck is also related to lymph nodes in the neck, thyroid and other diseases, it is recommended to go to the hospital for further examination and clarification.