The influenza virus, otherwise known simply as the flu, is an infectious disease that has mammals and birds as its hosts. Influenza is caused by RNA viruses within the family called Orthomyxoviridae. Influenza affects nearly 5 million people every year, killing about 500,000 yearly, with those numbers shooting up to the millions during periods of pandemics.
Featured: Cold Sores
A cold sore, otherwise called Herpes Labialis, is a viral infection of the lip resulting from a virus called herpes simplex virus, and will create sores or blisters on the skin of the lip and mouth after the virus has entered into the skin via a cut on the skin of the lip or mouth.
Featured: Head Lice
Head lice (or head louse-Pediculus humanus capitis) are wingless insects whose life-cycle exists entirely on the human scalp. Their existence alongside humans pre-dates the ancient Greeks, where head lice were widespread throughout Europe up until the last century.