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Humans and other mammals can only become infected with avian influenza after prolonged close contact with infected birds. [7] In mammals including humans, infection with avian influenza (whether LPAI or HPAI) is rare. Symptoms of infection vary from mild to severe, including fever, diarrhea, and cough. [8]
In mammals, including humans, A/H5N1 influenza (whether LPAI or HPAI) is rare. Symptoms of infection vary from mild to severe, including fever, diarrhea, and cough. [5] Human infections with A/H5N1 virus have been reported in 23 countries since 1997, resulting in severe pneumonia and death in about 50% of cases. [8]
In mammals including humans, infection with avian influenza (whether LPAI or HPAI) is rare. Symptoms of infection vary from mild to severe, including fever, diarrhoea, and cough. [29] As of February, 2024 there have been very few instances of human-to-human transmission, and each outbreak has been limited to a few people. [30]
But these are common bird flu symptoms in humans, according to the CDC: Eye redness (conjunctivitis) Mild flu-like upper respiratory symptoms. Pneumonia requiring hospitalization. Fever or feeling ...
Usually other differences also exist. Currently, there is no human-adapted form of H5N1 influenza, so all humans who have caught it so far have caught avian H5N1. Human flu symptoms usually include fever, cough, sore throat, muscle aches, conjunctivitis and, in severe cases, severe breathing problems and pneumonia that may be fatal.
H7N7 can infect humans, birds, pigs, seals, and horses in the wild; and has infected mice in laboratory studies. This unusual zoonotic potential represents a pandemic threat. In 2003, 89 people in the Netherlands were confirmed to have been infected by H7N7 following an outbreak in poultry on approximately 255 farms.
Dog intake in shelters has increased by 2.5% between January and September 2023, a continuation of a three-year-long trend, according to Shelter Animals Count's Q3 2023 data analysis. Recognizing ...
Influenza C virus, like influenza B virus, is primarily found in humans, though it has been detected in pigs, feral dogs, dromedary camels, cattle, and dogs. [ 12 ] [ 23 ] Influenza C virus infection primarily affects children and is usually asymptomatic [ 1 ] [ 11 ] or has mild cold-like symptoms, though more severe symptoms such as ...