Too much exercise! You can't lose weight if you eat a lot of dinner. Don't be impatient. Fat people can't eat in one bite. Running stairs can be removed. This is not scientific. The air in the corridor is so bad that it is easy to hurt your knees. In addition, how to walk around the handrail without dizziness? If you feel unwell, you need to adjust your exercise style. I can prescribe exercise for you.