No matter what genetic factors, if you consume more than you need, you will get fat. Therefore, a reasonable diet is the first prerequisite, and we should eat more fresh fruits and vegetables, seafood, eggs and milk and other high-quality protein. It's not a bad thing that the meat is firm, but it's more terrible that the meat is loose without a sense of line. There are many people who want to lose weight but are afraid of exercise. In fact, exercise doesn't have to be sweaty in the treadmill gym. Simple walking, cycling and going up and down stairs are all good exercise methods and important factors to keep fit.