Dietary supplements are not approved for safety or efficacy by the U.S. Food and Drug Administration (FDA), and ingredients ...

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." NO MATTER WHAT your goals include, sometimes we all need a little extra power, a little more energy, or a ...

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." Let’s be real—you don’t need a pre-workout supplement to have a great lift or make progress in the gym.

Pre-workout supplements, also called “pre-workouts,” are meant to give you energy for when you exercise. The main ingredient in most of them is caffeine. These supplements often come in pill or powder ...

Most pre-workout supplements are considered safe for many adults, but they are not essential for health or exercise performance. Their ingredient mixes vary widely by brand. Ingredients like caffeine, ...

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 ...

Sarah is an experienced writer and editor enthusiastic about helping readers live their healthiest and happiest lives. Before joining Forbes Health, Sarah worked as a writer for various digital ...

Pre-workout powders are booming on social media. From influencer-promoted brands to viral dry-scooping techniques and more, the powdery supplement that gym-goers mix into their beverage of choice are ...

There’s a lot that goes into creating the perfect workout. In addition to finding the best class or exercise regimen for your personal goals, you need a cute-yet-stylish workout outfit, proper-fitting ...

Medically reviewed by Patricia Mikula, PharmD Key Takeaways Most pre-workout effects peak within 30-90 minutes, but caffeine can stay in your system for up to 10 hours.Taking pre-workout later in the ...