A sinus infection, also known as sinusitis, occurs when the air cavities around your nasal passages become inflamed and ...

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

Laila Simnett had just recovered from Freshers' flu when she started feeling tired ... was "just a migraine" and given ...

Physicians have been reporting what has been called an "unusual spike" in walking pneumonia cases – especially among kids.