WebTypically, you’re contagious from 1 day before you have any symptoms. You stay that way for 5 to 7 days after you start feeling sick. Kids and people with weak immune systems … WebAccording to the CDC, if you have mild to moderate COVID-19, you may be contagious for 10 days from the first day you noticed symptoms. If you were severely affected or …
Influenza (flu) - Symptoms and causes - Mayo Clinic
WebJan 18, 2024 · RSV. People infected with RSV become contagious a day or two before showing signs of illness and remain contagious for three to eight days. Children and … WebSep 20, 2024 · When Are People with Flu Contagious? Flu viruses can be detected in most infected persons beginning one day before symptoms develop and up to five to seven days after becoming sick. People with flu are most contagious in the first three to four days … Seasonal flu vaccines do not protect against influenza C or D viruses or … If you get sick with flu, influenza antiviral drugs may be a treatment option. … While flu vaccine effectiveness can vary from season to season, every year flu … Shift is an abrupt, major change in a flu A virus, resulting in new HA and/or new … short grey curly hair
Stomach Flu: How Long Is It Contagious? - Verywell Health
WebSep 29, 2024 · 3-4 days after symptoms begin. 5-7 days after symptoms begin. Start becoming contagious. Most contagious. Still contagious even if you feel completely better. Note: This table is only a generalization. The CDC reports that young children and people with weakened immune systems may be contagious after seven days. WebJul 5, 2024 · You are actually contagious a day before you begin to have symptoms of the flu. You'll usually be recovered from the flu around eight days after your first symptoms. If you are at a higher risk of having … WebMar 4, 2024 · How Long Does Norovirus Last? Common norovirus symptoms include nausea, vomiting, stomach pain, diarrhea, body aches, headaches, and a low-grade fever. A person usually develops some of these symptoms 12 to 48 hours after being exposed to … short grey cocktail dresses