Lyme disease, spread by ticks, leaves some patients with chronic symptoms despite treatment.

Lyme disease, described as 'relentlessly debilitating,' afflicts patients with chronic symptoms such as severe fatigue, joint pain, and cognitive issues. Despite antibiotic treatment, some sufferers experience long-term health impacts, highlighting the need for better understanding and treatment options. The disease, spread by tick bites, is increasingly prevalent in many parts of the U.S.