Sex and aging
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Joint protection for people with hand arthritis
Joint protection — photos showing joint protection techniques to avoid hand arthritis pain.
How you hear
Your ears enable you to gather and interpret sounds from the world around you.
Debunking COVID-19 myths
Some information you come across about COVID-19 may be out of date or false. Learn about COVID-19 myths so you can bust them when you see them.
Herd immunity and COVID-19: What you need to know
Get the facts about coronavirus and herd immunity.
COVID-19: Long-term effects
Learn about the possible long-term effects of COVID-19.
How to take your temperature
Learn how to get an accurate temperature reading at home, using common types of thermometers.
How to take your pulse
Learn two ways to take an accurate pulse, or heart rate.
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