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.
You may wonder what allergies and asthma have in common besides making you miserable. A lot, as it turns out. Allergies and asthma often occur together. The same substances that trigger your hay fever symptoms may also cause asthma signs and symptoms, such as shortness of breath, wheezing and chest tightness.