10% Happier with Dan Harris The Science of Sleep | Dr. Sara Mednick
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Apr 27, 2022 
Dr. Sara Mednick, a cognitive neuroscientist and author, shares her insights on sleep science. She emphasizes that improving sleep goes beyond just nighttime rest, advocating for a holistic approach that includes light exposure and napping. The conversation dives into the surprising connection between sex and better sleep, the significance of heart rate variability, and when to effectively use melatonin. Mednick also highlights how restorative practices can greatly enhance sleep quality and overall well-being.
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Nap Research Origins
- Dr. Sara Mednick's interest in sleep research started when she had to switch labs during her PhD.
- Inspired by Robert Stickgold's work, she began studying the impact of naps on vision and memory.
Napping Nuances
- Napping can be beneficial for some, improving memory and emotional regulation.
- However, for others, especially those with insomnia or certain medical conditions, napping can disrupt nighttime sleep.
Downstate Defined
- The "downstate" refers to restorative processes in the body, including sleep.
- It involves the parasympathetic nervous system, crucial for rest and repair.
