Sinus infections (also known as sinusitis) strike more than 30 million Americans each year. And if you’re one of them, you’re ...

Jassey, DOCoughing up thick, green mucus may mean a bacterial or, less often, viral infection, but that's not always true.

Resting, drinking lots of fluids, simple painkillers and a decongestant if necessary is the frontline response for a viral infection. This is what sick days are for, if you're lucky enough to have ...