With the fitness market expanding, more people are getting in on gym life and investing in things to kick their sessions up a notch. Enter pre-workout, a supplement mix that promises to boost energy, ...

Pre-workout supplements can improve athletic performance by giving you a boost of energy, which is why they're popular in the fitness community. I started exercising regularly by taking pre-workout ...

Creatine helps increase power and muscle growth, while pre-workout offers quick energy and focus. Learn how they differ and when each supplement makes sense for you.

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All products featured on GQ are independently selected by GQ editors. However, when you buy something through our retail links, Condé Nast may earn an affiliate commission. Much like protein powder, ...

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 ...

Pre-workout supplements are intended to boost energy so you can work out harder and longer. Taking pre-workout can cause side effects like nausea and shakiness due to high caffeine content. While ...