When it comes to boosting workout performance, most gym-goers rely on caffeine —whether from coffee, tea, or energy drinks. But with the rise of pre-workout supplements , a common question arises: Is caffeine alone enough, or does a pre-workout provide better results? Let’s break it down simply and scientifically. Understanding Caffeine as a Workout Fuel Caffeine is a natural stimulant that works by activating the central nervous system. It helps reduce fatigue and increase