First, you must increase your muscles. Chest muscles need muscles to widen. I hope you eat more meat and exercise more. Then at the same time, start the anaerobic exercise of strength type. The daily requirement for push-ups, pull-ups and sit-ups (for abdominal muscles) is 12 to 20 groups, which varies from person to person, and ranges from 6 to 10 groups every day. At the same time, you should eat more beef in your diet, that is, eat beef and milk at noon, eat beef at night, or eat chicken breast, which is high in protein. Pork should be lean, so it will not gain weight but gain muscle. Hang in there, young man. The foundation is still a little fleshy, and your skeleton is very good. So it is necessary to exercise. . . As long as you keep exercising for two months, you can have a perfect figure ~ ~ ~

/article/5225f26b338677E6Fa09088a.html This is a dumbbell.