All it takes is a tweak or two, and virtually any exercise for any muscle group can instantly become a core movement as well. It's all about positioning. One great example of this is the V-sit ...

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." All it takes is a tweak or two, and virtually any exercise for any muscle group can instantly become a ...

People may develop shoulder bursitis due to repetitive overhead movements. Although doctors can often effectively treat the condition, some exercises may worsen it. Shoulder bursitis, also known as ...