A nasal cold sore typically causes a burning sensation and blisters. Treatments like ointments and home remedies may help reduce symptoms. Cold sores are caused by the herpes simplex virus.

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Congestion is common in babies because their nasal passages are still small. Symptoms can include a stuffy nose and noisy or rapid breathing. Possible causes include allergens and dust.

They help filter the air inside your nasal cavity while also keeping it warm and moist. Sinusitis causes your sinuses to become infected, which can cause a variety of symptoms. However ...

Nasal steroid sprays are used to treat chronic sinusitis and allergies that affect your breathing, like hay fever. They can also be used to treat snoring and nasal polyps, noncancerous growths in the ...

Postnasal drip occurs when mucus from your nasal passages drips down the back of your throat. The symptoms of postnasal drip include coughing and frequent throat clearing, a sore or scratchy throat, ...