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COVID-19 vaccines: Get the facts

Coronavirus vaccine research Coronavirus vaccine challenges Pathways to develop and produce a COVID-19 vaccine The vaccine development timeline How to protect yourself and prevent COVID-19 infection Content What are the benefits of getting a COVID-19 vaccine? Should I get the COVID-19 vaccine even if I've already had COVID-19? What COVID-19 vaccines have been authorized or approved and how do they work? Can a COVID-19 vaccine give you COVID-19? What are the possible general side effects of a COVID-19 vaccine? What are the long-term side effects of the COVID-19 vaccines? Can COVID-19 vaccines affect the heart? What is the connection between the Janssen/Johnson & Johnson COVID-19 vaccine and Guillain-Barre syndrome? What are the symptoms of a blood clotting reaction to the Janssen/Johnson & Johnson COVID-19 vaccine? Do the COVID-19 vaccines protect against the COVID-19 variants? Are COVID-19 vaccines free? Can I get a COVID-19 vaccine if I have an existing health condition? Is it OK to take an over-the-counter pain medication before or after getting a COVID-19 vaccine? Is there anyone who should not get a COVID-19 vaccine? What are the signs of an allergic reaction to a COVID-19 vaccine? Can I get a COVID-19 vaccine if I have a history of allergic reactions? Can pregnant or breastfeeding women get the COVID-19 vaccine? Can a COVID-19 vaccine affect fertility or menstruation? What COVID-19 vaccine has been approved for kids? If children don’t frequently experience severe illness with COVID-19, why do they need a COVID-19 vaccine? How did the FDA determine the safety and effectiveness of the Pfizer-BioNTech COVID-19 vaccine for use in kids ages 12 through 15? Can I stop taking safety precautions after getting a COVID-19 vaccine? Can I still get COVID-19 after I’m vaccinated? Are COVID-19 vaccine additional doses or boosters recommended?

How to protect yourself and prevent COVID-19 infection

Until a COVID-19 vaccine is available, infection prevention is crucial. The Centers for Disease Control and Prevention (CDC) recommend following these precautions for avoiding infection with the COVID-19 virus:

  • Avoid close contact. This means avoiding close contact (within about 6 feet, or 2 meters) with anyone who is sick or has symptoms. Also, avoid large events and mass gatherings.
  • Wear cloth face coverings in public places. Cloth face coverings offer extra protection in places such as the grocery store, where it's difficult to avoid close contact with others. They are especially suggested in areas with ongoing community spread. This updated advice is based on data showing that people with COVID-19 can transmit the virus before they realize they have it. Using masks in public may help reduce the spread from people who don't have symptoms. Non-medical cloth masks are recommended for the public. Surgical masks and N-95 respirators are in short supply and should be reserved for health care providers.
  • Practice good hygiene. Wash your hands often with soap and water for at least 20 seconds, or use an alcohol-based hand sanitizer that contains at least 60% alcohol. Cover your mouth and nose with your elbow or a tissue when you cough or sneeze. Throw away the used tissue. Avoid touching your eyes, nose and mouth. Avoid sharing dishes, glasses, bedding and other household items if you're sick. Clean and disinfect high-touch surfaces daily.
  • Stay home if you're sick. If you aren't feeling well, stay home unless you're going to get medical care. Avoid going to work, school and public areas and don't take public transportation.

If you have a chronic medical condition and may have a higher risk of serious illness, check with your doctor about other ways to protect yourself.