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

Justin Timberlake shared in a series of Instagram stories on July 31 about his health condition that he kept secret during his more than one-year tour.

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.