HE101 Lecture Notes - Lecture 4: Pilates, Exercise Prescription, Tai Chi
Document Summary
Physical activity: body movements produced by skeletal muscles resulting in energy expenditure. Wide range of physical, social and mental health benefits. Physical fitness: achieved when the systems of the body are healthy and function efficiently so as to resist disease, to enable the fit person to engage in vigorous tasks and leisure activities and to handle situations of emergency . Health related fitness: fitness as it pertains to disease prevention and health prevention. Increase ability to perform daily activities with energy. 1: heart, lungs, muscles able to sustain a higher level of activity for a longer period of time, with less effort, decrease risk of injury & illness. Regular pa: associated with ~30% reduction in all cause mortality. J" shaped curve: wbc count increased for ~30 minutes post exercise, extreme activities seem to lead to non-specific depression of immune system.
