2025年1月28日 · Flu, also called influenza, is an infection of the nose, throat and lungs, which are part of the respiratory system. The flu is caused by a virus. Influenza viruses are different from the "stomach flu" viruses that cause diarrhea and vomiting. Most people with the flu …

2024年11月27日 · Getting a yearly flu vaccine lowers your risk of the flu. It can be given as a shot or as a nasal spray. The flu vaccine also lowers the chance you'll have a serious case of flu.

2024年12月30日 · Colds generally develop gradually, while flu symptoms typically appear suddenly within two or three days of exposure to the virus. Managing your symptoms. Start using over-the-counter medications such as pain relievers …

2024年9月26日 · Cover your mouth and nose with a tissue when you cough or sneeze. Generally, you can infect others a day before your symptoms appear and for up to a week or so afterward. Work with your health care provider to develop a plan of action to prevent getting a cold or the flu.

2021年1月7日 · Flu symptoms usually appear about one to four days after exposure to an influenza virus. COVID-19 can cause more-serious illnesses in some people than the flu. Also, COVID-19 can cause different complications than the flu, such as blood clots and multisystem inflammatory syndrome in children.

Most people with the flu have a mild illness and don't need to see a healthcare professional. With some rest and self-care measures at home, the average healthy person can expect to feel better within a week, although a dry cough may last for several weeks. No matter your risk, if you have emergency symptoms of the flu, get medical care right away.

2020年11月17日 · Whenever you cough or sneeze, you should cover your nose and mouth with a tissue, or use the “vampire” method by pulling your arm up and coughing or sneezing into your sleeve at the elbow. Try not to cough or sneeze into your hands.

2024年7月12日 · Try cold and cough medicines For adults and children age 5 and older, decongestants, antihistamines and pain relievers available without a prescription might ease some symptoms. But they won't prevent a cold or shorten how long it lasts.

2023年3月23日 · The symptoms of flu caused by H1N1, commonly called the swine flu, are similar to those of other flu viruses. Symptoms usually start quickly and can include: Fever, but not always. Aching muscles. Chills and sweats. Cough. Sore throat. Runny or stuffy nose. Watery, red eyes. Eye pain. Body aches. Headache. Tiredness and weakness. Diarrhea.

2023年3月14日 · Nonallergic rhinitis involves sneezing or a stuffy, drippy nose. It can be a long-term problem, and it has no clear cause. The symptoms are like those of hay fever, also called allergic rhinitis. But nonallergic rhinitis isn't caused by allergies. Nonallergic rhinitis can affect children and adults. But it's more common after age 20.