Press lower back into floor, engage core, then slowly and simultaneously extend and lower right leg until heel nearly touches floor while you lower dumbbell overhead until it nearly touches floor ...

If you’re looking to build a strong and stable midsection, I’ve got good news — you don’t need to spend hours in the gym lifting weights to get results. In fact, you can work on your abs from home, ...

Lie on back with arms extended toward the ceiling in-line with shoulders and legs bent to 90 degrees (knees above hips). Pressing lower back into floor and engaging abs, slowly extend and lower right ...

As a fitness editor, I love that deep core shake you get after a minute-long plank. That said, if I’m in a busy gym, or I’m taking my workout outside now the weather is nicer, the chances are I’ll ...

Want stronger abs and better posture? Trainer Sandy Sklar’s dumbbell routine delivers, and it only requires one pair of ...

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." This 20-minute full-body workout is part of the Women's Health 30-Day Workout Challenge. For this part of ...

Sit up and take note, folks. UK-based personal trainer James Stirling, known on Instagram as @London_Fitness_Guy, has taken to the platform to share his insights on what does and does not build core ...