It is true I gained muscular vigour, but with it a prodigious appetite, which I was compelled to indulge, and consequently increased in weight, until my kind old friend advised me to forsake the exercise. ↗
When I was a kid I did marshal arts, and then I did all-star crazy competitive cheer and dance, and then I swam so I was very muscular. You know, healthy, but not quite as thin as I am. ↗
Weight-bearing exercise builds bone density, builds your muscular strength so that you can hold your body up where those bones have a tendency to get weak. ↗