What are the differences in influenza disease presentation and outcomes between children and adults?

Jan 4, 2023 ... Seasonal influenza (flu) season is here. There are four types of influenza viruses: A, B, C, and D. Influenza A and B viruses cause seasonal ... Bacteria. Bacterial pneumonia can occur on its own or develop after you've had a virus like the cold, flu, COVID-19 or RSV. Jan 20, 2025 ... Sinusitis, a common flu complication, can extend the illness by 10–15 days due to nasal congestion and sinus blockages that intensify symptoms. Mar 8, 2024 ... Influenza encephalitis · Symptoms. In a broad sense, clinical characteristics encompass a combination of flu symptoms and central nervous system ... Oct 1, 2006 ... Colds and the flu cause many of the same symptoms. But colds are usually mild, while the flu tends to be more severe. EI is caused by two subtypes of influenza A viruses: H7N7 and H3N8, of the family Orthomyxoviridae. They are related to but distinct from the viruses that cause ... Mar 22, 2024 ... Cat flu ... Cat flu is a virus that, much like human flu, can leave them with a fever and runny nose and eyes. Cat flu is not usually serious in ... This fact sheet will look at zoonotic influenza (human infections) caused by influenza viruses of avian origin. Since 1997, 2,723 cases of zoonotic human ... Flu can last from a few days to two weeks. Symptoms like fever and body aches can come on suddenly but usually go away faster than other symptoms. A cough or ... Jul 8, 2019 ... Equine influenza is a highly contagious respiratory disease of horses caused by subtypes of the influenza A virus.