2023年2月23日 · Type A influenza is a common infection that can cause widespread flu outbreaks. It can cause fever, body aches, chills, fatigue, and other symptoms. Influenza — …

2025年1月22日 · Influenza A and influenza B are the main strains of flu virus. Type A causes more cases, more severe illness and infects many species. Type B only infects humans.

2024年9月18日 · There are four types of influenza viruses: A, B, C, and D. Influenza A and B viruses cause seasonal epidemics of disease in people (known as flu season) almost every winter in the United States.

2023年12月30日 · Flu A and B are different types of the influenza virus and affect adults and children differently. Flu A is more common overall and can be more serious in adults.

2024年11月25日 · Influenza A is the most common type of flu virus that causes seasonal epidemics of the flu during the colder months. This illness is highly contagious and causes symptoms like fever, cough,...

Influenza A virus (IAV) is the only species of the genus Alphainfluenzavirus of the virus family Orthomyxoviridae. [1] It is a pathogen with strains that infect birds and some mammals, as well as causing seasonal flu in humans. [2]

2024年7月23日 · There are different types and subtypes of flu. We’ll take a look at influenza A vs. B in terms of prevalence, how contagious they are, what the vaccine covers, and severity and recovery.

2023年9月9日 · There are three types of flu viruses: A, B, and C. Type A and B cause the annual influenza epidemics that have up to 20% of the population sniffling, aching, coughing, and running high...

2025年1月7日 · Influenza viruses are different from the "stomach flu" viruses that cause diarrhea and vomiting. Most people with the flu get better on their own. But sometimes, influenza and its complications can be deadly. To help protect against seasonal flu, you can get an annual flu shot.

Influenza (flu) is a contagious respiratory illness caused by influenza viruses that infect the nose, throat, and lungs. Learn about flu, including symptoms, prevention methods, and treatment …