Brad: We're looking at these hips today, and if you've got tight hip muscles or if you sit a lot at work or in your car, ...

Walking builds muscles and delays muscle deterioration from aging. This article lists the specific muscle groups engaged during an easy and a brisk walk.

Some 150,000 artificial joints go into Australians’ bodies every year. But they’re no easy fix. What’s it like to get a new ...

This may be because of the influence of measurement position. When the hip joint is in flexion position, the RF, which is a biarticular muscle, is relaxed and the contraction force decreases.