Dr. Peter Attia is the host of The Peter Attia Drive podcast and the founder of Attia Medical, a medical practice with offices in San Diego and New York City, focusing on the applied science of longevity and optimal performance.

Dr. Matthew Walker is the author of "Why We Sleep."

Peter Attia is the founder of Attia Medical, a medical practice focusing on the applied science of longevity, and host of The Peter Attia Drive podcast.

Dr. Peter Attia is back with an incredibly valuable AMA where he shares the truth about alcohol, the lab tests we should have our doctors order, the best wearables to track health, how he eats and exercises, how to learn, oh and how to drive a race car.