Three doses of HPV vaccine not necessary for cancer prevention, study says

By Amber James |

There has been much controversy throughout the years surrounding Gardisil and Cervarix, two FDA approved vaccines that help prevent cervical cancer.

Most recently, Republican presidential hopeful, Michele Bachmann, claimed the humanpaillomavirus (HPV) vaccine can cause mental retardation after meeting a mother who said it caused mental retardation in her daughter.