Forget the floor—this high-efficiency standing workout uses light resistance to target your upper abs, lower abs, and obliques in a fraction of the usual time.

Want to strengthen your torso, but can’t hold a plank or do a single crunch? No problem! This standing session puts ab workouts back on the map. Not only is it suitable for everyone (even beginners), ...

A strong core is about more than just six-pack bragging rights — it’s the foundation of your strength and overall well-being. But you don't need to torture yourself with endless crunches. Instead, ...

Add Yahoo as a preferred source to see more of our stories on Google. Planks work your entire core, plus the thighs, arms and back. A strong core helps with posture, balance and stability, and can ...

When you hear "ab workout," your mind probably goes to sit-ups and crunches, lying on your back. Yet research shows that these aren’t actually the best exercises for targeting the muscles in your ...

Workouts Not sit-ups, planks, or crunches: I do this simple Pilates exercise every single day to build a strong and stable core and work on my hip flexor mobility Fitness ‘I’m a Pilates teacher and ...

Workouts This 10-minute standing workout is perfect for improving your balance and stability, and you just need a light dumbbell to do it Workouts Not sit-ups, planks, or crunches: I do this simple ...

Beth Skwarecki is Lifehacker’s Senior Health Editor, and holds certifications as a personal trainer and weightlifting coach. She has been writing about health for over 10 years. Do you want a strong ...

Welcome to Start TODAY. Sign up for our Start TODAY newsletter to receive daily inspiration sent to your inbox — and join us on Instagram! A strong core helps with posture, balance and stability, and ...