Throughout her career Jennifer Anniston has been known for being super fit, but that level of fitness doesn’t ‘just happen’.

This article is part of CNN Underscored’s The Reset, an editorial package featuring all our articles aimed at giving you the information and product recommendations to help achieve any and all New ...

Known for her thrilling, energetic performances on "Dancing with the Stars", alumni Lindsay Arnold is no stranger to staying active. Fans of her 30-minute dance circuit workout will love this ...

Core-stabilization training was derived from physical therapy in which injured patients needed to improve core strength after ...

This simple move is becoming a must-have for runners and strength athletes alike.

The core never gets enough credit for the work it does on the run. But without a stable center, you’d not only run with hunched-over posture, low back aches, or knee pain, but you’d also waste a ton ...

You’re probably familiar with the abs muscles—the ones you see poppin' on celebs like J.Lo or Halle Berry, but there’s way more to core strength than those visible six-pack muscles. Behind the scenes, ...

This workout is short — just 10 minutes — and requires no equipment. But it packs in a lot of work. PS Fit instructor Natalie White designed it to target your abs, core, and thighs, and she'll have ...

Your core is so much more than a six-pack—it’s the powerhouse that supports your every move, from lifting groceries to crushing a workout. Training it properly means going beyond crunches and mixing ...