Your sinuses are air-filled pockets that are located behind your face. When fluid builds up in your sinuses, germs like viruses and bacteria can multiply and lead to a sinus infection. COVID-19 is a ...

Facial pressure, postnasal drip, and congestion are common signs of sinus inflammation, also known as sinusitis. When symptoms persist for up to 12 weeks, sinusitis shifts from being acute to what’s ...

The short answer is yes—infants can develop sinus infections, but it’s not common. Unlike older children or adults, babies are born with only two sets of sinuses: the ethmoid sinuses (between the eyes ...