Is coffee not waking you up anymore? 🥱 Sleep expert and Rise Science CEO and Co-Founder Jeff Kahn explains why and what to about it! If you want to enjoy caffeine and a good night’s sleep, try the RISE app today for FREE. RISE can tell you when to stop drinking coffee each day based on your circadian rhythm, guide you through 20+ other healthy sleep habits, and help you get more energy 💪, with or without caffeine.