If you don't take it easy, you risk a lingering infection that can land you two weeks later in a doctor's surgery with a bad case of sinusitis, or sinus infection.How do lingering colds occur? And how ...

Persistent headaches were repeatedly dismissed as a simple sinus infection, until worsening symptoms revealed a far more ...

Lung diseases are a major global health concern. Many conditions begin silently with subtle signs. Early detection of ...