"[Upon ceasing to exercise,] I pretty quickly noticed a return of worse mood and energy levels. Maybe it's just true for most people, but not everyone?" "Most

"[Upon ceasing to exercise,] I pretty quickly noticed a return of worse mood and energy levels. Maybe it's just true for most people, but not everyone?" "Most people don't exercise in the first place, I don't know if we can say how much it helps most people vs us selecting for people it helps." You don't see how my interpretation of this (your) argument was a reasonable one?