 Oftentimes it'll present with different types of symptoms. Sometimes it'll be a stuffy nose. Sometimes it'll be a runny nose. Sometimes you'll have a postnatal or like mucus drip down the back of your throat. Sometimes it's facial pressure or pain. It can correspond with headaches, coughs, sore throat, bad breath because of the infection or fatigue. So there's different causes of sinus infections. What I see...