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.

Justin Timberlake is focusing on healing and rest after revealing his Lyme disease diagnosis, a reality that has come with both challenges and clarity. The singer and actor, 44, shared the

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