Find out how many sit-ups after 55 signal a strong, healthy core and use this 60-second test to track your strength over time.

Find out why holding a strong plank for 2 minutes after 40 is a powerful test of core strength and how to safely build up to ...

Get ready to power up your core with this intense workout video! We'll show you 1 pose with multiple variations to target and strengthen your abs, helping you achieve a strong and flat stomach. Say ...

Don't wait for decline to set in. By consistently training the functional strength and stability assessed by this simple ...

If you can excel in these nine tests, it’s highly likely you have a fit and functional body that’s built to last ...

After 31 days and more than 1,500 reps, one Women’s Health writer found out what daily shoulder taps really do for your abs, ...

Celebrity trainer Yasmin Karachiwala highlights five underrated Pilates exercises for a stronger core. These precise, ...

Young athletes are often plagued by upper-body dysfunction. Winging shoulder blades, weak core muscles, the inability to connect to the glutes, poor grip strength and weakness at the push-off point ...

Learn how to do the Bulgarian split squat with perfect form to build leg strength, improve balance, and target quads, glutes, and hamstrings.