This 17-minute dumbbell workout builds strength, power and a core that can endure; here's how to do it using just one set of ...

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 ...

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. Side planks trains your ...

The core gets a lot of attention when it comes to aesthetics. But your torso muscles—which include your abs, back, glutes, and hip flexors—play a crucial role in cycling that goes way beyond looks.