A person's anaerobic threshold has been reached when their body is under extreme conditions and the burning of oxygen can not keep up with the body's demands.
Novak Djokovic captured his second straight Wimbledon title and the third of his career by defeating Roger Federer 7-6, 6-7, 6-4, 6-3 in Sunday's men's final at the All England Club. Djokovic is the first man to repeat as Wimbledon champion since Federer won five in a row between 2003 and 2007.
For the third time in their last three events, No. 1 Novak Djokovic and No. 2 Roger Federer will meet in a tournament final, this for the all the marbles at the biggest hardcourt tennis event on the planet, the US Open. Looking back, Wimbledon was Federerâs surface and he lost.