In fact, the best condition is to find a coach, otherwise you may practice blindly, and you may really practice in vain and get hurt. Of course, coaches are really not cheap. If you have friends who have been exercising, you'd better let them take you, or go to the gym often to meet some people who exercise regularly, and they will also teach you and take you to do projects, otherwise it's really bad. Go online to find a tutorial. Remember to warm up before exercise and stretch after finishing. This is very important. Otherwise, try not to choose running as aerobic. However, if you want to lose weight, you must control your diet while exercising too much. After all, if you lose weight, exercise only plays a relatively auxiliary role. Diet control is the basis of losing weight. The help of exercise is to make muscles stronger while exercising, so as not to lose weight.