"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." Ready to revamp your workout routine—and get lasting results? Enter: the Women's Health 30-Day Workout ...

I don't have any real issue with sit-ups, but my tailbone isn't a fan. The good news is you don’t need to do sit-ups to build a strong core. If you're like me and can take or leave sit-ups, there are ...

Strengthen your core and sculpt your abs with this intense 4-set workout. Designed for all fitness levels, these exercises ...

If you're working towards a lean, defined flat stomach, these exercises will ensure you have the core flexibility you need. Use this as a stand alone circuit or as part of the ultimate 4 week abs ...

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Instructor: Helen Ortiz has been teaching group fitness for two years. She teaches indoor cycling as well as a hammock class at Define. What is the workout? A 45-minute rhythmic cycling class. High ...

This is an archived article and the information in the article may be outdated. Please look at the time stamp on the story to see when it was last updated. How do you define your workout? Whether it a ...

When you're too busy for workout classes and too broke for a gym membership, it can be tough to figure out what counts as a good workout in your hectic lifestyle. Like, does walking an extra 10 ...

Fitness Pro Superhuman Troy follows the ultimate lower chest workout for perfect definition. 'Robbing them': Treasury slams ...