2min chapter

Ben Greenfield Life cover image

Modafinil: Is This Wildly Popular Smart Drug Safe And Effective? (& What It Can Do For Your Sleep Cycles & Brain Health).

Ben Greenfield Life

CHAPTER

The Role of Dopamine in Cognitive Enhancement

If you restrict someone to five hours of sleep, they don't have that surge in growth hormone. That's true whether or not they are taking modafinale at the time. Finally, melatonin. I think people are a little more excited about melatonin than I think the data often supports. We have an increase in melatonin at night when we get eight, nine, ten hours of sleep. That increase is blunted when we have five hours ofSleep. And if you have five Hours of Sleep and you're supplementing yourself with modafinal, that melatonin is still lost. So you're paying a physiological and hormonal price for your time spent awake.

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