What is Lyme disease?
Lyme Disease. What is Lyme disease? Lyme disease is an infectious disease. A spirochete Borrelia burgdorferi, a kind of germ, is the cause. Deer ticks or western black-legged ticks bite people and transmit the bacterium to humans. These ticks are about the size of sesame seeds. Lyme disease mostly happens in rural and suburban regions. …