Chickenpox (varicella) is spread by coughing, sneezing, or direct contact with fluid from the blisters caused by the disease. It can be severe and may lead to serious skin infections, pneumonia, and meningitis (swelling of the covering of the brain and spinal cord).
Symptoms of the disease include:
Although considered a common childhood disease, the varicella zoster virus can be reactivated later in life and cause a painful sensory-nerve rash called shingles. Before the vaccine was available, approximately 100 people died from complications of chickenpox each year in the US.
Centers for Disease Control and Prevention:
Last Update: 01/13/2012 11:47 AM