The advice is common — and vague. Here’s how to do it properly. By Hilary Achauer When I began weight lifting in my late 30s, my coaches often gave me a somewhat baffling cue. “Engage your core,” they ...

The Common Core State Standards Initiative is the largest-ever attempt in the United States to set unified expectations for what students in kindergarten through 12th grade should know and be able to ...

If you can get past its misleading and off-putting name, the ‘stomach vacuum’ exercise can be a welcome addition to your training routine for its ability to target the deep muscles in the core. Unlike ...

It's not just Louis C.K. and Stephen Colbert who are confused about the Common Core. Get the facts here. The Common Core State Standards have vaulted into the national consciousness lately thanks to ...