health chapter 12

a dangerous condiction the body loses its ability to cool itself through sweating

sudden and sometimes painful contractions of muscles

over stretching and tearing a muscle

injuries to the legiments around a joint that produce pain

rythmic activites that use large muscles

the amount of froce your mucles can exert

ability of your heart, lungs and blood vessels to sent fule and oxygen to your tissues during long periods of moderate to vigoeous activity

involving little physical activity