Viagra and Similar Drugs Might Help Keep Alzheimer's at Bay

Source: Google NewsOne of the world's most famous drug classes may have another trick up its sleeve. In a study published in the journal Neurology, scientists have found that erectile dysfunction drugs like sildenafil (more widely known as Viagra) are linked to a lowered risk of Alzheimer's disease, the most common form of dementia. The findings don't prove a cause-and-effect connection, the team says, but do merit clinical trials that could confirm a benefit.