You are viewing a single comment's thread from:RE: Physical Activity is Good for Your Brain and Helps Prevent DementiaView the full contextView the direct parentkrnel (78)in #health • 9 years ago Wow, great job! Keep that up! Not hard on the knees?
So far so good, knock on wood. But I have injured my hip flexor a couple of times, and it always sets me back for months. That's why I'll probably never train for a marathon. That's all right, though.