As we known that in coffee have a substance called caffeine. It will give us a good boost and benefits to our exercise performance by stimulating energy production and fat burning. So, if we drink coffee 1 hour before workout, it can reduce the muscle pain and improve our blood circulation that may help us exercise a little longer. Moreover, it also benefits for our brain function and increases the mental focus, especially when recall specific exercises. Lastly, caffeine can help release stored fat from fat cells, and it helps you burn more calories.