Chickenpox is an illness caused by the varicella zoster virus (VZV), which is a member of the herpesvirus family.The illness lasts between 5 and 10 days causing an itchy, blister-like rash, fever, headache, fatigue, and loss of appetite.hickenpox is an illness caused by the varicella zoster virus (VZV), which is a member of the herpesvirus family.
Mexicoâs ten largest cities (2009 population) are: Mexico City 19,982,000 (Metropolitan Area) Guadalajara 4,365,000. Monterrey 3,986,000. Puebla 2,647,000.
Moving farther south, Mexico's capital is Mexico City, and its major cities include Guadalajara, La Paz, and Chihuahua. Also shown on the map of North American cities are the nations of the Caribbean and their capitals. The Bahamas are headquartered in Nassau, and Cuba's capital is in Havana.