You're listening to Bulletproof Radio with Dave Asprey.

Today's cool fact of the day is about how the way we sleep is hijacked.

It turns out humans are the only mammals that willingly delay their sleep.

And shift workers are at an increased risk for almost every chronic illness, including

heart disease, problems with your gut, and your body never really adjusts this shift

work.

Snoring is the primary cause of sleep disruption for about 90 million Americans, and 37 million

have that problem on a regular basis.

And it turns out that English bulldogs are the only dogs that have sleep apnea, and

that's because they're unusual airway anatomy.

Basically, short snouts and under bites causes the problem.

And it turns out the first CPAP machines for sleep apnea were made from vacuum cleaners,

and those were for humans, not bulldogs.

And insomnia isn't defined by the sleep you lose each night, but by drowsiness, difficulty,

concentrating headaches, irritability, and the other things it causes in your life each

day if you have it.

And because I've been practicing the art of foreshadowing, you could probably guess that

today's episode is going to have something to do with sleep.

Today's guest is Dan Lewandowski, who is returning to Bulletproof Radio after his first

appearance in 2014.

He's the president and co-founder of Advanced Brain Monitoring.

They're a neurodagnastics device company that's been working on human sleep for about

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