My step-by-step, advanced, scientifically-based program that will help millions of people struggling with knee arthritis and chondromalacia patella.
My popular e-book written for runners battling knee pain.
Build a stronger core, protect your spine, and never do a sit-up again.
This is a FREE book on the mystery of hamstring tightness. If you've struggled with tight hamstrings, you'll want this book in your arsenal (and I have FOUR other free books for you as well - click the image to discover them).
I'm Doug Kelsey. On this site, I share tips on how to "actively age" - how to overcome aches & pains, get strong, flexible, agile and stay as healthy and fit as possible.