Encephalitis is a rare inflammatory disease of the brain caused by a viral infection. Some 1.500 to 2,000 cases are reported yearly in the United States. Epidemics are usually caused by insects like m...
Nothing annoys more than that little buzzing noise you hear of a mosquito flying around your bedroom late at night. Well, one thing does - the itch of a bite. So, how do you go about stopping it?To fi...
The abbreviation DDT stands for dichlorodiphenyltrichloroethane. DDT is a synthetic chemical compound once used widely in the United States and throughout the world as a pesticide (a chemical substan...