Article continues below advertisementJustin Timberlake revealed he was diagnosed with Lyme disease.The singer, 44, shared the news in a lengthy Thursday, July 31, Instagram post, where he also reflected on his headline-making tour coming to an end.The father-of-two noted he's a "pretty private person" but wanted to inform fans "what's been going on with me" after countless people called his recent concerts "lazy."Article continues below advertisementJustin Timberlake's Lyme Disease SymptomsSource: megaJustin Timberlake was suffering from nerve pain, fatigue and more before he was diagnosed.