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Herd immunity and COVID-19: What you need to know
To protect groups of people over time, it helps to know what level of recovery or vaccination in a population makes it hard for a germ to spread.
Living wills and advance directives for medical decisions
Living wills and other advance directives describe your treatment preferences in end-of-life situations when you can't speak for yourself.
Postpartum complications: What you need to know
Learn about self-care after childbirth and the symptoms of a possible problem.
Symptoms of pregnancy: What happens first
Are you pregnant? Tender breasts, nausea and fatigue are just a few early symptoms of pregnancy. Find out about these and less obvious pregnancy signs.
Asthma: Limit asthma attacks caused by colds or flu
If you have asthma, find out how to keep your sneeze from turning into a wheeze due to colds or flu.
Treating COVID-19 at home: Care tips for you and others
COVID-19 can sometimes be treated at home. Understand emergency symptoms to watch for, how to protect others if you're ill, how to protect yourself while caring for a sick loved one and other coping tips.
Asthma: Steps in testing and diagnosis
Think you or your child might have asthma? Here's what's involved in making a diagnosis.
Fetal development: The 1st trimester
Fetal development begins before you even know you're pregnant. Here's what happens early on.
Breast cancer chemoprevention: Drugs that reduce risk
Learn about the drugs that can help prevent breast cancer in people at high risk.
Pregnancy exercises
Learn exercises that can improve your core strength and muscle tone during pregnancy.
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