"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." I love working out, and a good workout challenge is even better. When I had the opportunity to try model ...

One popular fitness expert shares the best home ab workout and 7 intense lower ab exercises, for a combination that hits your entire core. Lower abs are a common challenge; targeted workouts can be ...

View post: The One Workout Mistake Most Guys Make in Their 30s and Pay For in Their 40s, According to a Veteran Trainer If you’ve been training for a while, you’ve probably heard the saying that abs ...