With 7.6 million views on YouTube and the claim it’s the hardest abs workout ever in the title, I had to give this 9-minute workout a go, and it was a stern challenge for my core.

Many people find the midsection the hardest area to tone despite consistent workouts and diet. Malaika's routine is designed ...

Advanced folks can try the Navy Seal workout, train with Mr. Universe or try the 41 hardest ab exercises routine.

Ready to find your balance and power up your workout? This 25-minute workout—designed by Wells—targets your glutes and abs, proving they’re the perfect pairing for building total-body strength.

Standing ab exercises are the floor-free way to master your core and boost strength, says PT and women's fitness coach, Kate Rowe-Ham ...

Claudette Sariya, CPT, leads a quick abs workout that uses a light to medium dumbbell and involves planks, toe touches, Russian twists, pull-throughs, and more.