Flu Symptoms 2024 Adults Today. While most people who get the flu will recover in a few days, some can develop life. Flu signs and symptoms usually come on suddenly.
Dehydration, wheezing, severe head and muscle aches and high fevers that are staying high, above 104, are the main symptoms driving people to the hospital,. Unlike rsv, cold, and flu, covid may also bring on some gastrointestinal symptoms like nausea, vomiting, and diarrhea.