The single best way to prevent seasonal flu is to get vaccinated each year, but good health habits like covering your cough and washing your hands often can help stop the spread of germs and prevent respiratory illnesses like the flu. There also are flu antiviral drugs that can be used to treat and prevent the flu. It takes about two weeks after vaccination for the antibodies to develop that protect against infection.
Avoid close contact with others
Avoid close contact with people who are sick. When you are sick, keep your distance from others to protect them from getting sick too.
Stay home when you are sick
If possible, stay home from work, school, and errands when you are sick. You will help prevent others from catching your illness.
Cover your cough
Cover your mouth and nose with a tissue when coughing or sneezing. It may prevent those around you from getting sick.
Wash your hands
Washing your hands often will help protect you from germs. If soap and water are not available, use an alcohol-based hand rub
Avoid touching your eyes, nose or mouth
Germs are often spread when a person touches something that is contaminated with germs and then touches his or her eyes, nose or mouth.
Practice other good health habits
Get plenty of sleep, be phycially active, manage your stress, drink plenty of fluids, and eat nutritious foods.