After stovepipe needle injection, the body needs to absorb it for a period of time. Within 24 hours after injection, do not do strenuous exercise, do not massage with your hands, and do not apply hot compress to your legs. Leg pain usually appears about three weeks after injection, and it usually takes about 12 weeks after injection, and it will slow down and disappear completely after 24 weeks. Obesity in some parts of the body may be caused by laziness and improper diet. Pay attention to exercise more, eat regularly and don't overeat. Eat more light and digestible food, not too greasy.