Fitness
Learning Center
How your brain works
Which part of your brain does what? Take a tour.
How you hear
Your ears enable you to gather and interpret sounds from the world around you.
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.
How to measure your respiratory rate
Learn how to accurately measure your breathing rate, which is also known as your respiratory rate.
How to get pregnant
Looking for tips on how to get pregnant? Here's help understanding how to maximize your fertility and when to talk to a doctor.
Hormone therapy: Is it right for you?
Hormone therapy helps treat bothersome menopausal symptoms, but it's not for everyone. See if hormone therapy might work for you.
Home pregnancy tests: Can you trust the results?
Wondering if you're pregnant? Know the pros and cons of home pregnancy testing.
High-risk pregnancy: Know what to expect
Find out what to expect during a high-risk pregnancy and learn steps you can take to stay healthy.
High blood pressure and pregnancy: Know the facts
Concerned about high blood pressure during pregnancy? Find out what you can do to reduce your risk of complications.
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