Using Caffeine To Optimize Mental and Physical Performance https://youtu.be/iw97uvIge7c?si=p2is3H8KS3v71Kjp We all know the feeling of grogginess in the morning, the desire to hit the snooze button just a few more times. This lingering sleepiness is partly due to a buildup of adenosine, a chemical in your brain that promotes sleep and suppresses arousal. Fortunately, there’s a simple, natural way to clear that residual adenosine and wake up refreshed: getting outside and exp