As pop star Justin Timberlake concluded his world tour earlier this week, the “SexyBack” singer shared on Thursday in a social media post that he has been grappling with health issues and a diagnosis of Lyme disease.

FRIDAY, Aug. 1, 2025 (HealthDay News) — Singer Justin Timberlake has Lyme disease, a condition he says caused nerve pain, fatigue and other symptoms during his recent tour. In a post on Instagram Thursday, the 44-year-old pop star said the tick-borne illness left him feeling “relentlessly debilitated, both mentally and physically.”