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Influenza, or the flu, is a contagious respiratory virus. It can be a severe illness that affects the nose, throat and sometimes lungs. Symptoms of influenza are sore throat, cough, congestion ...

Here's what to know about flu symptoms in 2025, how to tell if it's something else, and how to protect yourself: With these symptoms, it can be hard to know what’s making you sick, whether it ...

Parents are being warned to be vigilant and to keep their kids home from school if they display these flu symptoms. Cases of the flu have been surging, with NHS England ramping up their ...

The flu season is set to last into the spring, typically slowing in May, according to the Cleveland Clinic. Influenza viruses can spread year-round. Symptoms of the flu usually come on suddenly ...

Bird flu continues to infect animals and humans in the United States, with symptoms that some may struggle to discern from human influenza. Scientists have already identified that the virus ...