ELI5: Explain Like I'm 5

Janus kinase inhibitor

Okay, kiddo. You know how our bodies have little things called cells that can do lots of different jobs to keep us healthy? Sometimes, these cells can start acting up and cause problems, like making us sick or hurting our bodies.

That's where something called janus kinase (JAK) comes in. JAK is a type of protein that helps our cells communicate with each other and do their jobs properly. But sometimes, our immune system can get too excited and tell our JAK proteins to start making too many cells, which can cause all sorts of problems.

That's where something called a janus kinase inhibitor (JAK inhibitor) comes in. It's like a little medicine that helps slow down the JAK proteins and prevent our cells from going crazy. By doing this, it can help stop the bad things our cells are doing and keep us healthy.

So, think of a JAK inhibitor like a superhero that helps our body's communication system work properly and saves us from getting sick or hurt. Pretty cool, huh?