Updated: Tuesday, 22 Dec 2009, 11:40 AM EST
Published : Monday, 16 Nov 2009, 8:24 AM EST
myFOXDetroit.com Staff
Stretching can be a workout in and of itself. Let fitness experts Charlie Sanders show you how to properly warm up your muscles by stretching.
Plus, in the second video, Charlies shows off a move called 'the vacuum.'