I went from virtually no exercise to moderate exercise for 15min, 4 to 6 times a week. Mostly 2 to 3 minute rounds on a heavy punching bag. I wouldn't call it l

I went from virtually no exercise to moderate exercise for 15min, 4 to 6 times a week. Mostly 2 to 3 minute rounds on a heavy punching bag. I wouldn't call it life changing from a physical point of view, at least not yet. But the mental benefits were there from the first month.