While the average person’sheart rate may slow when their face hits cold water, Nitsch has gone a stepbeyond. “He’s so adapted when he takes out his wet suit and smells thatneoprene his heart rate starts to drop,” says Grant Graves, the replica Gucci 21565Watch former vicepresident of AIDA North America.As hedescends, the ocean adds 14.7 pounds of pressure per square inch every 33 feet.Blood moves from his extremities to his internal organs. His spleen contractsand forces oxygencarrying red blood cells into his blood stream. His heartbeatslows more to save oxygen. All the while pressure causes his lungs to contract.
During his 2007 world record No Limit depth of 214 meters (or roughly 700 feet), his lungs were something like the sizeof tangerines.Nitsch constantly has to check hishead because his body is sending his brain confusing messages on gas replica Gucci YA015545 Ladie's watch levels. As his lungs shrink his body tells his brain that it has more oxygen than it actually does, because of the increased concentration in a small space. if not the deepest diver,” said Woods Hole researchspecialist Michael Moore.
“It is one of the only sports where ifyou screw up you will go unconscious,” said Graves.At the least, a professionalfreediver may suffer dizziness at the suce. At the worst, he or she cansuffer a heart attack and die.You can follow Nitsch this month at the 2009 Freediving World Championships on his blog at herbertnitsch.THE SPERM WHALEYell“Marco” with a sperm whale and you may wait an hour for the spout “Polo.” Thedeepest replica Gucci 21567 Ladie's watch suspected dive from a scientific is quoted at possibly 2000 meters. “It ranks, with the bottlenose whale, other beaked whales and the elephant sealas one of the deepest,