What can you do to improve your sleep?

Men sleeping

A comprehensive review from a Stanford scientist and sleep-clinic patient After decades of research and debate over the merits of diet and exercise, the world is finally waking up to the importance of the third pillar of personal health: sleep. From diminished productivity to serious health risks, we’re finally learning about why we need good […]

How circadian rhythm affects your sleep

Sleep hormones

In an early grant we co-wrote with our scientific advisor, Jaime Zeitzer, was this gem of a sentence: “A misalignment between the circadian clock and the need for sleep leads to fatigue and concomitant physical and mental impairment.” That may be easy for him to say, but we should probably unpack this statement and address […]

The science behind adjusting your circadian rhythm with light

Brownfield near trees during daytime at Fribourg, Switzerland

In very simplistic terms, sleep is regulated by two body systems: the homeostatic sleep drive and the circadian biological clock. Homeostatic sleep drive is a fancy way of saying that we get tired when we have been awake for a long period of time. If this were to only process regulating our sleep patterns, then […]

Sleep products at CES 2018 — from the eye of a scientist


Being genetically prone to poor sleep, I’ve spent all my life searching for sleep solutions. I’ve tried countless sleep products on the market that make sense from the scientific standpoint: blackout curtains, melatonin, sleeping pills, white noise apps, meditation, and finally cognitive behavior therapy with a sleep doctor in Stanford Sleep Clinic. My passion for solving the […]

9 Tips to make your holiday travel healthier and more pleasant

One more day and we are saying hello to the holiday! No matter whether you are a VC who is on 5-hour sleep schedules most of the year, or a CEO who has teleconferences day and night with business partners around the globe, or a parent who has been sacrificing your sleep for the kids […]

The science driving the CDC’s new report on school start times

Last week the Centers for Disease Control and Prevention (CDC) issued a report outlining the chronic loss of sleep experienced by 2 out of 3 (!) American teenagers due in large part to early school start times. Many people wonder why teens can’t simply adjust their bedtime in order to clock the 9 hours of […]

How to arrive at your destination jet lag free and feeling good

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Why do I feel so miserable after a long flight? After a long flight across numerous time zones, you emerge from the airport exhausted and disoriented, a feeling you struggle to shake for the first several days of your trip. What is going on? This all-too-frequent scenario for people who travel frequently is a result […]

Me and my social jet lag

There has been a bit of buzz around social jet lag on the internets over the last couple weeks, mostly from this piece that the Huffington Post picked up from YouBeauty.com. Since social jet lag is something that our technology can help with, I thought I would write about my own experiences with social jet […]

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