A CSCS coach shares 6 standing core exercises after 50 that build strength and balance with no crunches or floor work.

"Hearst Magazines and AOL may earn commission or revenue on some items through these links." That's why it pays to dedicate focused training time on those muscles. You can start with these ab ...

Add Yahoo as a preferred source to see more of our stories on Google. Let's be real: Jan. 1 has a reputation for big fitness energy, but in reality, many people wake up feeling more "horizontal" than ...