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The short answer is that yes, for influenza you are contagious before the onset of symptoms. The amount of time before symptoms depends on the person, with children often being contagious longer before symptom onset than adults. However, it is untrue that the contagious period only lasts for the first three days.
Most experts agree that adults with a cold or the flu start being contagious about a day before they start experiencing symptoms. For the flu, the contagious period then lasts five to seven days into the illness. For children, the contagious period for the flu can last up to two weeks after they start feeling sick, even if they start feeling ...
May 31, 2022 · The flu, or influenza, is a respiratory infection that happens as a result of contagious viruses. A person can transmit an influenza virus to another person by producing infected droplets by talking, coughing, or sneezing. Transmission can also occur if a person touches an infected surface and then touches their mouth, nose, or eyes.
Jul 10, 2023 · Flu symptoms, including fever, should go away after about 5 days, but you may still have a cough and feel weak a few days longer. All your symptoms should be gone within 1 to 2 weeks. All your ...
Apr 26, 2024 · MORE: Common myths about the flu. How long is a cold contagious? Generally, a cold is contagious from about one day before your symptoms begin and can remain contagious for the first five days of illness. Interestingly, you may be infected with a cold virus up to three days before experiencing any symptoms. This is known as the incubation period.
Oct 6, 2023 · In May, the F.D.A. approved GSK’s vaccine for R.S.V. for adults who are 60 and older. The vaccine, sold as Arexvy, became the first in the world approved for sale to protect older adults from ...
Sep 23, 2022 · Symptoms and signs include a cough, runny nose, and feeling tired. If you know you have had contact with someone with a cold or the flu in the past few days, you should suspect you may have become infected. However, flu symptoms generally are more intense than cold symptoms. People with flu can develop fever, body aches, chills, and headaches ...
