Author bio: Gary Baker is the proud founder of ActiveAuthorities.com, a blog dedicated to encouraging others to stay healthy and active. He writes on various hobbies he has taken up to achieve this, as well as product reviews such as his recent Callaway Supersoft review. I am quite old. In fact, I am currently in my 50s, and I did not begin truly unlocking my body’s potential until a few years ago, when I was in my late 40s. Back…