Pop icon Justin Timberlake revealed he has Lyme disease, joining a growing list of celebrities who have gone public with their diagnoses.

When Justin Timberlake revealed that he’s been battling Lyme disease on Instagram, it lit up the internet. Some people sent well-wishes, others asked questions about the illness, and a few—of course—propagated bucket loads of misinformation.

For more information on how to prevent and treat Lyme disease, please check out the American Lyme Disease Foundation's website. And to see which famous musicians have opened up about their struggles with the illness, - from Timberlake to Justin Bieber and more - keep reading below.