Flu contagious how many days

Medical Services Find a Doctor. News Events. About Us Contact Us. Explore ucihealth. How long is the flu contagious? February 16, UCI Health. Want more stories like this? Subscribe to the Live Well blog.

Read on to learn more about swine flu vaccines, such as their role in both the and swine flu…. Complications from the flu can range from moderate to severe. In rare cases, they can be life threatening. Learn more about flu complications here. This article discusses why coughs develop, how long coughs tend to last in different circumstances, and when someone should contact a doctor. Stomach flu often develops due to the norovirus.

Find out how long it is contagious for, how long the symptoms last, and more in this article. How long is a cold or flu contagious? Medically reviewed by Jill Seladi-Schulman, Ph. How long is a cold contagious? How long is the flu contagious? Preventing spread Symptoms of the common cold Symptoms of the flu Treating cold and flu We include products we think are useful for our readers.

Preventing spread. Symptoms of the common cold. Symptoms of the flu. Treating cold and flu. Latest news Adolescent depression: Could school screening help?

Exposure to air pollutants may amplify risk for depression in healthy individuals. Related Coverage. What to know about the swine flu vaccine. Medically reviewed by Alana Biggers, M. What complications can the flu lead to?

Medically reviewed by Michael Virata, MD. Allergies can be triggered by irritants in your environment such as:. Shop for antihistamines. Most respiratory infections clear up within a few days. Stay home until you feel better. Also, hold off on returning to work if your treatments are causing side effects such as excessive drowsiness.

You might have a bacterial infection that needs treatment with an antibiotic. Learn more about the ways you can treat a stuffy nose, or nasal congestion, at home, including tips on decongestants, humidifiers, and steam remedies. Steam inhalers are used as personal saunas for skin care or supporting respiratory health. We created a list of steam inhalers to suit your needs. You may have heard that you can sweat out a cold, but is this an effective remedy?

Learn more here. Typically, postnasal drip can be alleviated at home. Try these remedies and OTC products to relieve your symptoms. Salt water gargles are touted as an effective and easy home remedy for a sore throat. We explain why, plus additional benefits. Can apple cider vinegar be used for colds? We explain the benefits of apple cider vinegar, and what the science says about it treating the common cold.

What does research say about whether you should exercise with a cold? Learn what you should and shouldn't do, and how you can help yourself recover…. When you have a cold, you may have a hard time sleeping well due to congestion, coughing, or a runny nose. Some medications may help you sleep better…. These glands are just below and in front of your ears. People with rubella should stay off school or work, and avoid contact with pregnant women where possible, for 6 days after the rash firsts develops.

You can't spread shingles to others. But people who haven't had chickenpox before could catch chickenpox from you. Tonsillitis itself isn't contagious, but the viruses that cause it are. The length of time you're infectious will depend on the virus. Page last reviewed: 13 November Next review due: 13 November Home Common health questions Infections Back to Infections.

How long is someone infectious after a viral infection? The infectious period often begins before you start to feel unwell or notice a rash.