“I don’t want to get old and decrepit!” Have you ever said or heard this? Or there’s this quote by Hunter S. Thompson; “Life should not be a journey to the grave with the intention of arriving safely in a pretty and well-preserved body, but rather to skid in broadside in a cloud of smoke, thoroughly used up, totally worn out, and loudly proclaiming “Wow! What a Ride!”.

Based on what’s going on around us, these are fair statements. There are way too many elderly folks limited by their poor health and lack of strength and mobility. But what if you could live a long life with great cognition,...