How does influenza weaken the immune system?

Dog flu is a common term to describe a contagious upper respiratory infection in dogs caused by the canine influenza virus. The inflammation is caused by your immune system's response to a viral infection. “Some of the most common viruses associated with stomach flu are rotavirus and ... Influenza seasonality: underlying causes and modeling theories. J Virol. 2007 Jun;81(11):5429-36. doi: 10.1128/JVI.01680-06. Epub 2006 Dec 20. Nov 6, 2023 ... Period flu isn't the flu or an official medical diagnosis. It's a type of premenstrual syndrome (PMS), which can cause symptoms similar to the flu. 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. Bird flu, or avian flu, is an infectious type of influenza that spreads among birds. ... But there are 4 strains that have caused concern in recent years: H5N1 ... What Causes Influenza? The root cause of the illness is infection from one of the influenza A, B or C viruses. These viruses infect the nose, throat, and ... The common cold leads to more health care provider visits and absences from school and work than any other illness each year. It is caused by a virus and is ... Jan 14, 2025 ... Bird flu, also known as avian influenza A (H5N1) or highly pathogenic avian influenza (HPAI), is caused by a virus that can cause serious illness and death in ... May 12, 2021 ... We found that infection with a neurotropic influenza A virus strain (IAV/WSN) caused misfolding of PrP C into PrP Sc and generated infectious prions in mouse ...