Natural Flexibility: The New Risk-Free Alternative to Stretching cover
Natural Flexibility: The New Risk-Free Alternative to Stretching
by Charles Kenny
ISBN: 1578262844
Buy on Amazon
Found in 1 comment on Hacker News
tokenadult · 2013-04-04 · Original thread
My wife learned about the book Natural Flexibility

http://www.amazon.com/Natural-Flexibility-Risk-Free-Alternat...

by Charles Kenny, M.D., and has found it helpful for maintaining injury-free flexibility for a variety of exercises.