Subjects will walk on a treadmill at 3 mph and sweat will be collected from both forearms. One arm will be pretreated with topical lidocaine, and the other will act as the control. Sweat will be collected via macroducts attached to each arm. Sweat production on each arm will be compared using t-tests.
Subjects will walk on a treadmill at 3 mph and sweat will be collected from both forearms. One arm will be pretreated with topical lidocaine, and the other will act as the control.