Editor’s note: Dana Santas, known as the “ Mobility Maker ,” is a certified strength and conditioning specialist and mind-body coach in professional sports, and is the author of the book “Practical Solutions for Back Pain Relief.” CNN  —  As you age, your body undergoes changes that can significantly affect your ability to move. Among the most impactful are muscle loss, joint deterioration and decreased bone density — issues that can lead to reduced mobility, chronic pain and an increased risk