HealthIntell Articles
Explore recent HealthIntell articles, condition explainers, and FAQ guides. To browse by health topic, visit Conditions.
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Prevention of Laryngitis
Laryngitis is inflammation of the larynx, the structure that contains the vocal folds and helps produce voice. It develops when the lining of the larynx becomes irritated, swollen, or infected, which changes how the…
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Prevention of Influenza
Influenza is not a condition that can be prevented with complete certainty in all settings, because the virus spreads efficiently through respiratory droplets, close contact, and contaminated surfaces. However, the risk of infection can…
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Diagnosis of Influenza
Influenza is usually identified through a combination of clinical assessment and, when needed, laboratory testing. Because the illness is caused by influenza viruses that infect the respiratory tract and can spread rapidly from person…
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Treatment for Influenza
What treatments are used for influenza? Management is centered on a small number of approaches: antiviral medications for selected patients, supportive care to reduce the physiologic burden of infection, and treatment of complications when…
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Causes of Influenza
What causes Influenza? Influenza is caused by infection with influenza viruses, which enter the body, attach to cells lining the respiratory tract, and hijack those cells to reproduce. The illness develops through specific biological…
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Symptoms of Influenza
What are the symptoms of Influenza? Influenza typically causes the abrupt onset of fever, chills, muscle aches, headache, cough, sore throat, marked fatigue, and a general sense of being unwell. These symptoms are not…
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What is Influenza
Influenza is an acute viral infection of the respiratory tract caused by influenza viruses, most often influenza A or influenza B. It primarily targets the cells lining the nose, throat, and lungs, where it…