I'm well into my 40s. People's bodies, in general, decline in strength as they age. I wanted to delay that effect and also be stronger so that I could do things

I'm well into my 40s. People's bodies, in general, decline in strength as they age. I wanted to delay that effect and also be stronger so that I could do things that required strength (e.g. I like scuba diving but lugging around tanks was hard work).