"If you've experienced this disease or know someone who has — then you're aware: living with this can be relentlessly debilitating, both mentally and physically," Timberlake wrote. "When I first got the diagnosis I was shocked for sure.

Justin Timberlake revealed he was diagnosed with Lyme disease earlier in the year after facing criticism over several cancelled tour dates.

Justin Timberlake shares his recent diagnosis and battle with Lyme disease. Experts share how this bacterial disease can have enduring symptoms.