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

Justin Timberlake 'pushed through for months before finally getting answers' with his Lyme disease diagnosis, and his wife, Jessica Biel, has been 'incredibly supportive' through it all, a family source tells PEOPLE.

I don’t [share this diagnosis] so you feel bad for me,” Justin Timberlake wrote in a lengthy Instagram post on July 31.