See what type you belong to.
If the meat is loose, continue to exercise. Running is most useful. If possible, run 15 minutes every hour before going to bed at night. Just run slowly. Don't eat after running. You can also do sit-ups or something in bed.
Eat more vegetables and fruits, and eat high-calorie and high-fat foods in the morning and at noon.
If you want to be muscular, don't do strenuous exercise, do some aerobic exercise that can adjust your body shape and relax more, but your diet should be adjusted as above.
In fact, losing weight depends on mentality. Calmness is also a way of keeping in good health, and it can also make you healthier. You should adjust your mental state and don't lose weight in a hurry. Anxiety can easily lead to obesity.