In fact, the quickest way is to go hungry. My buddy was hungry for three months when he was in college. He eats very little food, vegetables and a lot of water every day. He said he was hungry, and he lost about 40 kilograms. Your body has no energy to participate in, and can only consume body fat and muscles to maintain normal metabolism, so this is the fastest way to lose weight, and with proper exercise, it will be very fast, but if you are in adolescence. If you really settle down, you will be hungry.