ELI5: Explain Like I'm 5

Delta sleep-inducing peptide

Delta sleep-inducing peptide (DSIP) is a special protein produced naturally in the brain. It can help a person fall asleep and stay asleep. Imagine that our body has a special button that tells us to go to sleep. DSIP is like a key that can turn that button on.

When we want to sleep, our brain starts to produce DSIP. This special protein travels through our blood and enters our brain. Once there, it starts to work like a magic wand that makes us feel tired and ready to sleep.

But DSIP doesn't just help us fall asleep. It also makes sure that we get enough of a special kind of sleep called delta sleep. Delta sleep is important because it allows our body to rest and recharge.

So, the next time you're having trouble falling asleep, just remember that DSIP is here to help. It's like a little helper in our brain that tells us when it's time to go to sleep and makes sure we get the rest we need.