
How Flu Spreads | Influenza (Flu) | CDC
Sep 17, 2024 · People with flu can spread it to others. Most experts think that influenza viruses spread mainly by droplets made when people with flu cough, sneeze, or talk. These droplets can land in the …
How Long Is the Flu Contagious? - WebMD
Jun 5, 2024 · You stay contagious for 5-7 days after you start feeling sick. Kids and people with weak immune systems may shed the virus even longer. The flu virus can be spread until symptoms …
When Is the Flu No Longer Contagious: How To Avoid Spreading It
Mar 12, 2025 · The flu primarily spreads through droplets released when an infected person coughs, sneezes, or talks. It can also spread by touching contaminated surfaces and then touching your …
How Contagious Is the Flu? Odds of Getting & Spreading - Health
Sep 17, 2025 · The flu commonly spreads when someone with the virus coughs, sneezes, or talks. It is most contagious in the first three days after symptoms start.
Is Flu Season 2026 Hitting a 2nd Wave? Know These Symptoms
Feb 10, 2026 · Flu season is not over yet, experts warn. Is there a second wave coming? Here's how to protect yourself as influenza keeps spreading.
National Center for Health Promotion and Disease Prevention
Feb 13, 2025 · When a person with flu sneezes, coughs, talks, or laughs, flu virus can spread into the air as droplets. The droplets can spread to people and surfaces up to 6 feet away.
Influenza (flu) - Symptoms and causes - Mayo Clinic
Dec 19, 2025 · The flu spreads easily wherever people gather — in child care centers, schools, office buildings and auditoriums and on public transportation. By avoiding crowds during peak flu season, …
How Flu Spreads - Appalachian State University
Jan 30, 2020 · The main way that influenza viruses are thought to spread is from person to person in respiratory droplets of coughs and sneezes. This can happen when droplets from a cough or sneeze …
How long are you contagious with flu as new variant spreads ... - NBC ...
Jan 6, 2026 · With flu cases surging in Illinois as a new and mutated variant rapidly spreads, mitigating spread of those who contract the virus is increasingly important. But how long are you actually...
Influenza (seasonal) - World Health Organization (WHO)
Feb 28, 2025 · Seasonal influenza spreads easily, with rapid transmission in crowded areas including schools and nursing homes. When an infected person coughs or sneezes, droplets containing …