Chris Kirkpatrick took to Instagram to shower praise on Timberlake, who revealed Thursday that he was diagnosed with the debilitating disease.

On Thursday, the singer shared a lengthy message via Instagram about his Lyme disease diagnosis, which he called "relentlessly debilitating."

LOS ANGELES — Justin Timberlake has been diagnosed with Lyme disease, the former NSYNC star said on Instagram Thursday. Timberlake shared the news in a post commemorating his Forget Tomorrow tour, which wrapped in Turkey on Wednesday, adding that the disease “can be relentlessly debilitating, both mentally and physically.”