And why boxing is so good for women over 50, straight from Geri's coach ...

This includes muscles like the diaphragm, pelvic floor, internal obliques, and abs, according to Dean. Doing planks keeps ...

Get your stopwatch out.

Planks are a simple, equipment-free exercise that strengthen your core, improve posture, and protect your back ...

Why one trainer calls the plank variation "no joke." ...

Plank jacks are a dynamic exercise that combines the core-strengthening benefits of planks with the cardiovascular boost of ...

Burpees are a popular exercise, but they can put a lot of stress on your joints. You can swap burpees for other lower-impact ...

Ever wonder what the best TRX workout for you is? Personal trainers share their favorite workouts with the gym accessory.

Hinge at hips by sending glutes straight back, keeping back flat and core engaged. Kettlebell should tap between feet. Stand ...

If you are looking for a real challenge, then try doing the RKC Plank. Invented by a former Soviet special forces trainer, ...

You’ll kick off the workout with a warmup that wakes up your muscles, elevates your heart rate, and activates your single-leg ...