I Did Core Exercises Daily for 2 Weeks—What Happened Surprised Me

An editor did daily core exercises for two weeks. Here, she unpacks the results with the help of fitness experts.

Chefs and Bakers Don’t Toss Pineapple Core—Here’s How They Use It

Pineapple core is safe to eat, but because it’s structurally different from the rest of the fruit—denser, drier, and more ...

If You Can Hold a Bridge This Long After 60, Your Core Strength Is Top-Tier

A 35-year training veteran reveals how long your bridge hold should last after 60 to rank above 90% of peers. Take the test ...

I'm a Trainer, and Here Are 5 Morning Exercises to Restore Core Strength After 55

A CSCS trainer shares 5 morning core exercises that rebuild stability and strength in adults over 55—no equipment needed.
Phys.org

Earth's inner core: Nobody knows exactly what it's made of, but now we've started to uncover the truth

The iron-rich core at the center of our planet has been a crucial part of Earth's evolution. The core not only powers the magnetic field which shields our atmosphere and oceans from solar radiation, ...
Lifehacker

Here's What 'Core Sleep' Really Means, According to Your Apple Watch

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. Let's talk about one ...