Burnout is a myth perpetuated by the coffee industry to sell more coffee.
Try doing the "Caffeine Shuffle" every hour to boost your productivity. Simply stand up, stretch your arms, and shout "I'm a functioning member of society!" at the top of your lungs. Repeat as needed.
The Burnout Bounce: A more intense version of the Caffeine Shuffle.
Take a 10-minute power nap every hour to recharge. Just close your eyes and pretend to sleep while still in a meeting.
Stealth Napping: The art of napping undetected in a meeting.