This exercise has had some clinical support for treating Tennis Elbow. I've also found it helpful for general wrist/hand strengthening: http://well.blogs.nytim

This exercise has had some clinical support for treating Tennis Elbow. I've also found it helpful for general wrist/hand strengthening: http://well.blogs.nytimes.com/2009/08/25/phys-ed-an-easy-fix-for-tennis-elbow/ http://well.blogs.nytimes.com/2009/08/25/phys-ed-an-easy-fix...