Shane Parrish avatar

Dexa/Shane Parrish

Learn more
Published Mar 22, 2022

The Science of Small Change | Andrew Huberman | Knowledge Project

Delve into the science of small changes with Andrew Huberman as he reveals how light exposure, breathing techniques, and exercise can optimize sleep, boost cognitive performance, and enhance impulse control for a more effective daily routine.
Episode Highlights
The Knowledge Project logo

Topics covered

Popular Clips

Episode Highlights

  • Morning Habits

    Morning habits play a crucial role in setting the tone for the day. highlights the importance of getting bright light exposure soon after waking up, even if it means using artificial lights before sunrise. He also discusses the benefits of cold water exposure, which can boost metabolism and increase dopamine levels, providing a natural energy boost.

    Basically, what you want to do is get as much bright light as you safely can in your eyes all day long and then as little bright light in your eyes as you can between the hours of about 10:00 P.m. And 04:00 A.m.

    ---

    Cold water exposure, such as cold showers or ice baths, can significantly increase dopamine levels and body temperature, making it an effective morning routine for many people 1 2.

       

    Evening Routine

    Evening routines are essential for winding down and preparing for restful sleep. shares his evening habits, which include dimming lights and avoiding screens to promote relaxation. He also emphasizes the importance of a carbohydrate-rich dinner to reduce cortisol levels and enhance sleep quality.

    My evening is basically just trying to take things down a notch and everything's a little bit quieter, a little bit mellower.

    ---

    Huberman also mentions the benefits of short naps and Non-Sleep Deep Rest (NSDR) for enhancing neuroplasticity and learning, especially if taken within a few hours after intense learning sessions 3 4.

       

    Nutrition

    Nutrition significantly impacts energy levels, sleep, and overall health. discusses his dietary choices, such as consuming low-carbohydrate snacks for alertness and carbohydrate-rich dinners to reduce cortisol. He also highlights the importance of electrolytes like sodium, potassium, and magnesium for maintaining focus and reducing hangovers.

    Salt is something that brings volume, keeps your blood volume up, keeps your brain feeling alert and focused.

    ---

    Huberman advises hydrating with electrolytes, especially after consuming alcohol, to mitigate its negative effects on the body 5 6.

Related Episodes