David Lockington finally achieved his goal of completing a triathalon, AT 53. Running almost barefoot in five finger shoes after reading Born to Run by Christopher McDougal solved his ankle and knee problems. Bio-Identical hormones help boost his energy. Check out his story at the Huffington Post Health after 50: http://www.huffingtonpost.com/2011/12/04/david-lockington-maestro-interview_n_1128033.html