Let’s be honest, we're all a fan of upper body day because everyone wants big arms. No, more specifically, big biceps. However, if you’ve been endlessly curling dumbbells and your t-shirt sleeves ...

Here’s a helpful trick when performing reverse curls: Hug a pillow between your calves and hamstrings. This activates the backs of your thighs so you can’t use the hip flexors (the opposing muscle ...