Generally speaking, obesity is related to heredity, diet and exercise. If heredity cannot be changed, others must change.
First, a balanced diet should reduce the intake of fat (or eat some) and appropriately increase the intake of vitamins;
Second, keep exercising, cycling, running and swimming every day (which is good for body shaping). This is very important.
Third, the landlord said that thin thighs and thin arms, running and push-ups are actually the most effective! (moderate amount)
Fourth, everything should be done step by step, and things that are too fast are harmful to your health.