 Everything that ails you, but it's going to help you get rid of the minor aches and pains that come with exercise. I was just reading the Washington Post this morning. Light exercise, older people, light exercise makes you feel so much better. Well, that's called walking. That's Washington Post speak for walking. Get out and walk every day or trundle or do something on the treadmill or lift the weights. And if you get a little aches and pains from it, that's what ReliefFactor.com is for.