C4 Pre-Workout is a workout supplement line from Cellucor that people may take before exercise to help increase energy, alertness, and strength. They contain caffeine and creatine, which may help ...

It was the lift she needed — or so she thought. Julia Pugachevsky, a senior health reporter for Insider, revealed that she started taking Cellucor C4 pre-workout powder after reaching a plateau in ...

Ever notice how some people bounce into the gym like they're auditioning for a fitness commercial while you're shuffling in like a zombie? Their secret might be sitting in a shaker bottle. Pre-workout ...