What are the less common symptoms of influenza?

Influenza virus infections cause between 291 243 and 645 832 deaths annually, with the highest burden in low-income settings. Research in high-income ... Aug 19, 2008 ... Most victims succumbed to bacterial pneumonia following influenza virus infection. The pneumonia was caused when bacteria that normally inhabit the nose and ... 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 ... Sep 19, 2024 ... In infants, RSV can cause pneumonia or bronchiolitis, and people over the age of 50 or those with heart or lung disease are also at risk for ... 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. The 1918 influenza pandemic was the most severe pandemic in recent history. It was caused by an H1N1 virus with genes of avian origin. Sepsis is the body's extreme reaction to any type of infection. The flu, which is a viral infection, can cause secondary complications such as sepsis. Influenza viruses cause the flu. There are four types of flu viruses: influenza A, B, C and D.6 The viruses tend to change in two ways: antigenic drift and ... 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 ... What is the flu? · How does the flu spread? · Does your child need a flu vaccine every year? · Are some children more likely to have serious health problems caused ...