A simple yet powerful movement trusted by U.S. fitness experts to boost core strength, stability, and athletic performance.

A simple, equipment-free movement that delivers powerful results for core strength, stability, and definition.

In TODAY.com's Expert Tip of the Day, a trainer reveals her favorite exercise for a more defined waistline and strong core ...

IF YOU ARE focused on building a strong, functional core, you need to know what muscles you're working so hard to sculpt. There are the six-pack muscles (the rectus abdominis) trained with spinal ...

When we think of core exercises, standard moves like situps and crunches are often a go-to. But working the side body is an important piece of a well-rounded core routine that is sometimes overlooked.

Learn how to slim your waist with side reaches, a simple, no-equipment exercise that targets your obliques and strengthens ...

Time is a precious commodity, and sometimes, finding time to squeeze in physical activity, like a 30-minute HIIT workout, or a group fitness class can be challenging. However, coach Raneir Pollard has ...

Try these 6 joint-friendly standing moves to fire up your core, raise your heart rate, and help trim belly fat after 50.

Slightly strapped for time? Look to Jake Dupree for a fun-filled oblique workout that will take a mere 10 minutes to complete. In the session, Jake is assisted by Lily Huber, who does the movements ...

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

For on-demand core workouts — plus fitness challenges, meal plans and inspiration — download the Start TODAY app! When we think of core exercises, standard moves like situps and crunches are often a ...