Bodybuilding legend and former six-time Mr. Olympia Dorian Yates broke down how these four isolation exercises helped him build bigger biceps.

Hold the EZ bar in front of your thighs with an underhand, shoulder-width grip. Lean forward slightly, so your torso's around 30-degrees to your hips. As you breathe in, curl the bar until your hands ...

Balance time and intensity: If you’re doing a shorter workout or shorter intervals, the work you do should be more intense.