 Protocol of Physical Exercise: volunteers performed four experimental sessions with aerobic exercise on a stationary bicycle Perform V3, Movement, Pompeia, Sao Paulo, lasting 40 minutes, intensity between 60 and 80 of maximum heart rate MHR. To estimate of MHR was utilized the equation proposed by Bruce et al. 16. To the prescription of target zone for exercise was adopted the protocol proposed by Karvonen et al. 17. The heart rate of rest and during the exercise was evaluated utilizing by cardiofrequencymeter RS800CX, Polar Electro Oy, Kempele, Finland 