A few weeks ago I found myself in a bit of a huff and ranting to a colleague, as my deadlift progress had come to a sudden halt and my lower back was in pain. His blunt response: “Your core clearly ...

No offense to sit-ups, planks, and hollow holds, but basic core exercises can feel drab day after day. They work the abdominals, but if you’re looking for stronger, sculpted abs, let me introduce you ...

Most people train their core with good intentions but poor results. Endless crunches, rushed planks, and random workouts ...

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." No offense to sit-ups, planks, and hollow holds, but basic core exercises can feel drab day after day.

Bed core exercises for seniors that rebuild strength after 60, with a CSCS trainer’s step-by-step form cues.

Jakob Roze, CSCS, is a health writer and high-end personal trainer. He is the founder and CEO of RozeFit, a high-end concierge personal training practice and online blog. Several bodyweight exercises ...

You have to engage your core constantly as you sit straight, stand tall, and walk confidently, which requires a lot of endurance in your midsection muscles. The best way to build ab endurance? A core ...