In the U.S., flu season usually occurs during the fall and winter months. Influenza activity tends to ramp up in October and then peaks between December and February.
The CDC estimated that during the recent flu season, from October 1, 2023, to February 10, 2024, there were an estimated 24 to 44 million flu cases, which resulted in about 11 to 20 million medical consultations. The number of hospital stays ranged from 260,000 to 540,000.
When is the best time to get the flu vaccine?
The flu season in the U.S. typically runs from October to May, with the highest number of cases occurring from December to February. To ensure maximum protection, the U.S. Centers for Disease Control and Prevention advises that individuals get their flu vaccine by the end of October. It takes about two weeks for the immune system to build up its full response to the vaccine.
Why should you get the flu vaccine?
Since flu viruses change annually, it is crucial to get a flu shot each year. The vaccine is adjusted yearly to match expected virus strains. After receiving the vaccine, it takes about two weeks for the body to build immunity.
In addition to reducing flu illnesses, the vaccine can reduce doctor visits, missed work, and school due to the flu and prevent flu-related hospitalizations.
Who should get the vaccine?
The CDC recommends getting a flu shot every year for everyone aged 6 months and older. While the flu vaccine is not 100% effective, it can reduce the risk of severe complications from the flu, especially for those at elevated risk. complications from infection. This is especially true for people who are at elevated risk for flu complications.
High-risk groups include:
- Adults older than 65.
- People in nursing homes or long-term care, and people in the hospital.
- Young children, especially those aged 12 months or younger.
- People who plan to be pregnant, are pregnant or recently gave birth during flu season.
How long does the flu shot last?
Protection from the flu shot typically lasts throughout the winter if received in October, varying by individual and timing of the shot, according to experts. if you get the vaccine in October, protection should last through the winter into March, according to experts.
Can I lower my risk of the flu without getting a flu shot?
The flu vaccine is your best defense against the flu. But there are more steps you can take to help protect yourself from the flu and other viruses
Follow these standard precautions:
- Wash your hands often and thoroughly with soap and water for at least 20 seconds. If soap and water are not available, use an alcohol-based sanitizer.
- Keep your hands away from your face. Avoid touching your eyes, nose, or mouth.
- Cover your coughs and sneezes. Cover your mouth with a tissue or the inside of your elbow when you cough or sneeze, and then wash your hands.
- Regularly clean and disinfect commonly touched surfaces, such as counters, light switches, and doorknobs. This can help to prevent the spread of infection from touching the surface with the virus on it and then touching your face.
- Practice good health habits. Get regular exercise, get enough sleep, drink plenty of fluids, eat a healthy diet, and manage stress.
Getting your flu vaccine can lower your risk of the flu and its complications. Following these precautions can help protect you from the flu or other respiratory illnesses.