There are a tiny number of obsessive people who are essentially addicted to exercise and do it excessively to the point of harming themselves. But they are so rare as to be statistically insignificant. For everyone else, more and harder exercise is a solution, not a problem.

https://peterattiamd.com/ama38/

Your other details are irrelevant and I intentionally ignored them as being unworthy of a serious response.