Thursday, September 15, 2016

swimming

The workout in swimming comes from moving against the force or resistance of the water which is equal to more than ten times the forge of air. 




at

No comments:

Post a Comment

Subscribe to: Post Comments (Atom)

diving into underwater chess

 as if game chess weren't challenging enough imagine playing  at the  bottom  of  a swimming pool. some of  the  worlds top chess  playe...