A ring of flesh around the neck is not necessarily a disease. It may be due to fat accumulation caused by obesity, or goiter, enlarged lymph nodes, cellulitis, and so on. 1. fat accumulation: if you often eat some high-fat, high greasy, high-calorie food, may lead to the body fat, resulting in a large amount of fat accumulation, obesity, the neck will be thicker, a circle of meat, is normal, daily attention to a reasonable and balanced nutritional diet, appropriate exercise, increase fat metabolism. 2. goiter: If you simply have a circle of meat around your neck and show a fast heartbeat and hyper appetite, it may be due to hyperthyroidism caused by goiter. 3. enlarged lymph nodes: if the infection caused by pathogenic microorganisms cause inflammation, due to the soft skin tissues in the neck, it will cause lymph node enlargement, which will lead to the thickening of the neck and show the phenomenon of a circle of flesh, and if I have malignant lymphoma, I should go to the hospital for examination in time. 4. Cellulitis: If the skin of the neck is not treated in time due to trauma, it will lead to a large number of invasion of anaerobic bacteria, so that the neck will appear suppurative inflammation, which will lead to a thick neck and form a circle of flesh. If a circle of flesh in the neck is not effectively improved, you should go to the hospital in time for examination and treatment of the cause.