Itâs happened before. An otherwise healthy 29-year-old mother of three made news in 2014 when she died of the flu and, according to data from the [Centers for Disease Control and Prevention (CDC), between 3,000 and 49,000 Americans die of the flu each year.
Other causes of nosebleeds include: 1  Acute sinusitis. 2  Allergies. 3  Aspirin use. 4  Bleeding disorders, such as hemophilia. 5  Blood thinners (anticoagulants), such as warfarin and heparin. 6  Chemical irritants, such as ammonia. 7  Chronic sinusitis. 8  Cocaine use.
Allergies as a Cause for Sore Throat. Postnasal drip is the main culprit in cases of allergy-induced sore throat. The result of exposure to an allergen, postnasal drip occurs when congestion in the sinuses drains down the throat, causing tickling or scratchy pain. Many allergies, such as pollen allergies, are seasonal.