Medically reviewed by Patricia Mikula, PharmD Key Takeaways Most pre-workout effects peak within 30-90 minutes, but caffeine ...

Creatine supports short bursts of strength and long-term muscle gains with daily use.Pre-workout boosts energy and focus ...

To be completely honest, even thinking about going to the gym can be exhausting sometimes. While the post-workout endorphins and visible results can be motivation to give your workout all you've got, ...