Season 1 – Episode 4: Melatonin – the night t...

Light O’Clock is going live from Vienna at Buch Wien 2025 on Saturday, 15 November – and this time, you set the agenda for the episode! Together with Marie Luise Schreiter, we’ll be diving into your questions about how light shapes our brains, bodies, health, and daily rhythms – ...  Show more

For our Season 3 finale of Light O’Clock, we dive into a timely and often overlooked issue: light pollution. Artificial light at night has become a constant in modern life — but what are the hidden consequences? Our guests, Barbara Harding, Travis Longcore and Karolina M. Zielińs ...  Show more

Could the secret to deeper, more restorative sleep be as simple as the right light… at the right time? Dr. Jay Khorsandi unpacks the cutting-edge science of red light therapy, how it interacts with your body’s natural melatonin production, and why timing is everything. Learn the ...  Show more

Does the type and amount of light you’re exposed to during the day change how well you sleep at night? Diving into the effects of daylight on your internal biological clock, sleep scientist Christine Blume shares practical tips for making natural light part of your daily routine ...  Show more

In this Huberman Lab Essentials episode, my guest is Dr. Samer Hattar, PhD, the Chief of the Section on Light and Circadian Rhythms at the National Institute of Mental Health. We discuss how light powerfully shapes mood, sleep, appetite, learning and overall mental health by alig ...  Show more

In this Huberman Lab Essentials episode, I answer your most frequently asked questions about science-backed tools for improving alertness, enhancing learning, and achieving quality sleep. I also discuss the optimal times for exercising and eating, how to properly time light expos ...  Show more