Nick Blackmer is a librarian, fact-checker, and researcher with more than 20 years of experience in consumer-facing health and wellness content. Lie on the mat with your arms extended straight up.

A simple yet powerful movement widely recommended by U.S. trainers to target the lower abs, improve core stability, and ...

These 5 chair moves target lower abs and obliques to help tighten your midsection and improve posture after 50.

Instead of burpees, do kettlebell swings for a full-body workout that builds muscle in your legs and core, improves stamina, and torches calories.

Build a stronger, leaner core after 50 with 6 standing workouts that tighten your waist, improve posture, and boost strength.

Sit-ups and crunches both target your core muscles, but work differently. You can use both exercises to build strength, endurance, and control.

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." That's why it pays to dedicate focused training time on your core. You can start with these ab exercises ...

The gym may be the most obvious place to strengthen your entire body, but it isn’t necessary. Pilates is proof that smart, ...

This article was reviewed by Craig Primack, MD, FACP, FAAP, FOMA. “Right to the core,” “core values,” and “hardcore.” These little idioms highlight just how vital the concept of “core” is in our lives ...

In need of some core exercise inspo? Look no further than the ‘dragon flag’ (named after Bruce Lee, the martial arts hero also known as the Dragon), which powerlifter and coach Jeff Nippard recently ...

Rachel Lawrence's beloved workout boosts strength, joint mobility, and core stability in just 15 minutes, and you can do it ...

Train your upper body twice per week with at least two full days of rest between sessions. This gives your muscles adequate ...