ELI5: Explain Like I'm 5

Eirin

Eirin is a very smart lady who helps people feel better when they're sick or hurt. She knows a lot about bodies and medicine and how they work together. When you go to the doctor and they say you need a shot or some medicine, Eirin is the one who helps figure out what kind of medicine you need and how much you should take. She's like a magic helper who makes sure you get better as fast as possible!