Using a box or chair to start from seated will seriously ramp up the intensity on your quads, core, and hips. Are sitting ab exercises effective? Without a doubt. Seated ab exercises can help you ...

With the exception of the plank, each exercise should be done for 10-15 repetitions. If an exercise alternates between sides, perform 10-15 repetitions on each side. Try holding the plank for 15-30 ...

Sit-ups and the plank ... As a personal trainer who holds chair workout classes for seniors, I've seen for myself how seated exercises can strengthen the abs and deep core, too.

Ball chairs have become a trendy and comfortable alternative to standard desk seating.Some ball chairs allow you to detach ...

Start by sitting tall with hands on knees. Inhale deeply as you arch your back, lifting your chest up (cow pose). Exhale as ...

Grab a chair, have a seat and start exercising for stronger abs. That's what fitness trainer Rhonda Murphy has us doing in this week's "Workout!" ...

That's right — eight minutes of pure midsection joy with no sit-ups in sight. The double crunch is a powerful exercise that targets the upper and lower abs for a comprehensive core workout.

For core workouts from Stephanie Mansour — plus fitness challenges ... the reverse crunch without any modifications. Start sitting on a chair with both knees bent. Keeping one foot on the ...

This ab workout includes core-strengthening exercises like half sit-ups and side plank dips. It also includes lower ab exercises like leg lowers, heel taps, and standing knee to hands. Building ...