This site from the MayoClinic.com provides a great look at the acute inflammation of the brain caused by a viral infection known as encephalitis. Sections in the article include: signs and symptoms, causes, screening, treatment,...

As annoying as mosquitoes are, they are an essential part of the web of life. However, they also carry and spread diseases that can kill people. See how scientists are researching mosquitoes to help control the spread of these diseases.