[jsabo]

That was my experience too, though I think my enthusiasm for #3 was the main driver of the others. I found I really enjoyed lifting, and was much more successful when I was sleeping and eating well, so it became a virtuous cycle. With all of that, the depression and migraine issues that had plagued me through high school, university, and the following years became pretty scarce. If I change any of those things though, problems quickly become apparent.