A month or so before the 1989 U.S. summer National Championships, swimmer Ron Karnaugh suffered a muscle strain just beneath his right shoulder. Ordered to stay out of the water in favor of three ...

Many people suffer with tight hamstrings. Most of the time they will not cause a problem but can be more prone to bad tears and also limit sporting activity. Tight hamstrings can also be responsible ...

Objective: To determine if submaximal contractions used in contract-relax proprioceptive neuromuscular facilitation (CRPNF) stretching of the hamstrings yield comparable gains in hamstring flexibility ...

Add Yahoo as a preferred source to see more of our stories on Google. Whether improving your flexibility was one of your new year’s resolutions, or you’ve been inspired watching certain tennis stars ...