Yes, the physiology and biomechanics of treadmill running are a little different. But how you feel about it is probably more important.
The knee is the largest joint in the body. People use it heavily every day as they walk, run, climb, or jump. As a result, it is also very prone to injury and pain. When these occur, a doctor may recommend exercises to help a person strengthen the muscles around the knee.
For the next four decades, Ramin says her back pain was like a small rodent nibbling at the base of her spine. The aching left her bedridden on some days and made it difficult to work, run a household, and raise her two boys.