Chickenpox (varicella), a viral illness characterised by a very itchy red rash, is one of the most common infectious diseases of childhood. It is usually mild in children but there is a risk of serious complications, such as bacterial pneumonia.
Chickenpox (varicella), a viral illness characterised by a very itchy red rash, is one of the most common infectious diseases of childhood. It is usually mild in children but there is a risk of serious complications, such as bacterial pneumonia.