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Cataract surgery
Cataract surgery — Overview covers risks, complications, results of this eye surgery.
Bedsores (pressure ulcers)
These areas of damaged skin and tissue are caused by sustained pressure — often from a bed or wheelchair — that reduces blood flow to vulnerable areas of the body.
Broken collarbone
This common injury is usually the result of falling, playing sports or being in a traffic accident.
Encephalitis
Learn about this potentially fatal condition associated with inflammation of the brain and what you can do to prevent it.
Blood donation
Find out what to expect during blood donation and how your blood will be used to help others.
How do COVID-19 antibody tests differ from diagnostic tests?
Antibody testing shows whether you've had the COVID-19 virus in the past. It's not the same as testing to see whether you have the virus now.
Unusual COVID-19 symptoms: What are they?
Find out about the unusual symptoms of coronavirus disease 2019 (COVID-19), including COVID toes, nausea, and loss of smell or taste.
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.
Balance exercises
Balance exercises can improve your balance and help prevent falls. See how they're done.
How you hear
Your ears enable you to gather and interpret sounds from the world around you.
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