Staph Infections: What Are They And When Should You Worry?

What Is Staph Infection (Staphylococcus)? The bacteria that cause a Staph Infections, Staphylococcus aureus, is all around us all the time. It lives on surfaces and on the ground. You may also carry it on your skin and in your nose. But how does it go from harmless companion to troublesome foe? Staph can enter your body...