Dr. Sujay Kansagra, MD is a professor at Duke University and the director of Duke University's Pediatric Neurology Sleep Medicine Program. Known on social media as That Sleep Doc, he has built a community of over 700,000 followers who turn to him for evidence-based, refreshingly humorous sleep wisdom.
He is the inventor of the Lullabee Smart Crib Mattress, a science-backed innovation designed to help infants become confident, independent sleepers. Dr. Kansagra is also the author of numerous peer-reviewed publications and five books, including My Child Won't Sleep: A Quick Step-by-Step Guide to Fixing Common Sleep Issues in Children of All Ages.
A self-described "accidental entrepreneur," Dr. Kansagra blends rigorous science, clinical experience, and genuine warmth to make better sleep accessible to families and high achievers everywhere.
Episode Takeaways:
- Rapid-fire myth-busting: melatonin, magnesium glycinate, screen time, co-sleeping, sleep training, alcohol, weighted blankets, mouth taping, and wearables
- Why "orthosomnia", anxiety driven by sleep trackers may be hurting more than helping
- The three most common reasons young children aren't sleeping (and why it's almost never the supplement)
- The eight-year journey behind the Lullabee Smart Crib Mattress and the heartbreaking cases that propelled Dr. Kansagra to invent it
- Why your sleep need is genetically determined, and the comparison game with "short sleepers" is rigged
- The truth about chronotypes: morning bird, night owl, or somewhere in between
- How to assess your true sleep need and build a realistic sleep window
- The link between perfectionism and insomnia, and the radical permission to let sleep be imperfect
About the guest:
Dr. Sujay Kansagra, MD is a professor at Duke and the director of Duke University’s Pediatric Neurology Sleep Medicine Program. He’s popularly known as @ThatSleepDoc on social media where he has over 700,000 followers. He’s also the inventor of the Lullabee Smart Crib Mattress. He specializes in treating a variety of sleep disorders, including sleep apnea, insomnia, narcolepsy and parasomnias. His prior research involves sleep pathology in rare conditions such as alternating hemiplegia of childhood and infantile Pompe disease. Dr. Kansagra is the author of numerous peer-reviewed research publications and 5 books, including the book “My Child Won’t Sleep”, a high-yield, step-by-step guide to fixing common sleep issues in children of all ages, infants through adolescence.
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