- By Dana Sparks
"The problem wasn't in Juan Martin's head ... it was in his wrist."
The 2009 U.S. Open tennis champ Juan Martin del Potro is making another run for the championship ... seeded sixth in this year's U.S. Open. Mayo Clinic orthopedic surgeon Richard Berger, M.D., Ph.D., helped the Argentinian tennis star overcome a debilitating wrist injury suffered after del Potro won the 2009 U.S. Open. Read more in Reeves Wiedeman's article in Grantland.
Learn more about Dr. Berger's work in this video on treating wrist pain.