Your Brain On... Sunlight

Most people think dementia starts with memory loss. But for millions, it actually begins decades earlier: in the blood vessels. Long before someone forgets a name or misses an appointment, the brain is being quietly damaged by high blood pressure, cholesterol imbalance, poor slee ...  Show more

Cold plunges are everywhere, and the way people talk about them, you'd think they're a miracle cure for your brain, body, and soul. But in an age of algorithm-fueled evangelism, when a ritual becomes this ubiquitous and loud, we have to ask: how much of the buzz is backed by scie ...  Show more

When we think of sunlight, vitamin D is usually the first thing that comes to mind. But the truth is, the full spectrum of light that we get exposed to when we spend time outside plays a vital role in how we sleep, how we feel and even how our cells create energy. This week’s ret ...  Show more

TODAY'S SPONSORS

Louisa Nicola explores the crucial role of vitamin D in brain health, discussing its impact on memory, mood, sleep quality, and cognitive function. Highlighting recent studies, she explains how vitamin D deficiency can lead to mood disorders, impaired sleep, and cognitive decline ...  Show more

Dr. Satchin Panda

Dr. Satchidananda (Satchin) Panda is a professor in the Regulatory Biology Laboratory at the Salk Institute for Biological Studies. 

Dr. Panda's work focuses on chronobiology, the study of the day-night cycles that drive the mul ...