Lyme disease is a contagious bacterial disease caused by Borrelia burgdorferi. The infected black-legged deer tick passes the bacteria to humans by biting. The tick gets infected after feeding infected deer, mice, or birds.

Common symptoms of Lyme disease are

• Circular rashes on the skin that looks like a bull’s eye
• Headache
• Fever
• Extreme tiredness
• Muscle pain
• Joint swelling and pain
• Difficulty in sleeping
• Difficulty in concentration

Borrelia burgdorferi bacteria cause Lyme disease. The bacteria are passed into humans through infected deer tick bites. The ticks prefer to live in low grasslands and woody areas.

The tick carrying the infection may be of two types

• Western black-legged tick
• The black-legged deer tick

Complications of untreated Lyme disease are as follows:

• Arthritis that does not improve
• Frequent tiredness
• Body pain
• Memory problem

Other complications includes

• Joint inflammation with excess fluid deposition
• Meningitis
• Encephalitis
• Mental difficulties