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How well do face masks protect against COVID-19?
Face masks can help slow the spread of coronavirus disease 2019 (COVID-19). Learn about mask types, which masks to use and how to use them.
COVID-19 diagnostic testing
Find out how COVID-19 diagnostic testing is done to learn if you're currently infected with SARS-CoV-2, the virus that causes coronavirus disease 2019.
COVID-19 infections by race: What's behind the health disparities?
Understand how underlying health problems, the places where people live and work, and racism can affect who becomes severely ill with COVID-19.
COVID-19: Long-term effects
Learn about the possible long-term effects of COVID-19.
Multisystem inflammatory syndrome in children (MIS-C) and COVID-19
Learn about symptoms of MIS-C, a serious condition linked to coronavirus disease 2019 (COVID-19). Get help fast if your child shows any signs.
Benign peripheral nerve tumor
Learn more about the different types of tumors that grow on or around the nerves that link to the brain and spinal cord.
Can vitamin D protect against coronavirus disease 2019 (COVID-19)?
Find out what the research says about vitamin D and coronavirus disease 2019 (COVID-19).
COVID-19 vaccines for kids: What you need to know
Learn about the safety and effectiveness of COVID-19 vaccines for kids, the possible side effects, and the benefits of vaccination.
Rectal prolapse
This rare condition happens when the rectum slips outside of the anus. Find out about symptoms and treatment.
Post-vasectomy pain syndrome
Learn about post-vasectomy pain syndrome (PVPS) — How it happens after a vasectomy, tests to diagnose it and treatment options.
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