Hello everyone. Girls, please calm me down. My youngest son has had an…

Hello everyone. Girls, please calm me down. My youngest son has had an inflamed lymph node in his ear for several days now, around the earlobe. It doesn't hurt or bother him. I only noticed it yesterday. All night I was worried, I read all sorts of things online. He feels my state and is worried himself. I know that lymph nodes are part of the body's defense system. But still, bad thoughts creep into my head, and there's a lot of bad stuff on the internet. Can you tell me, has anyone ever had an inflamed lymph node near the earlobe? The size is like a pea. And what's the reason? Now it's 6 am, I will