Is Lyme Disease A Virus Or Bacteria?

Is Lyme Disease A Virus Or Bacteria? Lyme disease is caused by the bacterium Borrelia burgdorferi and rarely, Borrelia mayonii. It is transmitted to humans through the bite of infected blacklegged ticks. Typical symptoms include fever, headache, fatigue, and a characteristic skin rash called erythema migrans. What type of organism is Borrelia burgdorferi? Borrelia burgdorferi