For adults who need to control or lose weight, 60 minutes of aerobic exercise every day can be effective; If you do aerobic exercise for 90 minutes every day, you can reduce body fat. To be on the safe side, people who are not used to sports at ordinary times should try not to exercise for too long at first. They can start from half an hour every day and then gradually increase.
As for how long it takes to keep exercising to lose weight, it depends on everyone's practice content and diet. People with a large base can lose a few pounds a week. Some people just exercise and have no control over their diet. Even if you keep exercising every day, you can't lose weight.