See how to properly perform seven exercises including squats, lunges, crunches, and the bend-over row. Good technique is a must for effective and safe workouts. Skip to main content
Minnesota Vikings running back Adrian Peterson finds the endzone for the second time in Week 3 against the Chargers for a 43-yard touchdown.
Accusations against running back Adrian Peterson of the Minnesota Vikings have brought the topic of physical punishment into the spotlight. (Photo by Ronald C. Modra/Sports Imagery/ Getty Images) | Ronald C. Modra/Sports Imagery via Getty Images.