Fitness basics
Learning Center
Early miscarriage: Is stress a factor?
Early miscarriage is usually caused by an abnormality with the baby — not maternal stress.
Cervical length: Why does it matter during pregnancy?
If cervical length during pregnancy shortens too soon, there might be an increased risk of preterm labor.
Bladder outlet obstruction: Causes in men?
Find out more about the causes of male bladder outlet obstruction and possible next steps.
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).
Is a home sperm test useful?
Using a home sperm test to check your fertility may not provide a clear answer.
How to treat a piercing site infection
Learn what you can do at home if your ear new piercing becomes infected.
Pink eye: How long is it contagious?
Many parents wonder how long pink eye (conjunctivitis) is contagious. Find out.
Uncircumcised penis: Is special care needed?
Know how to wash and care for your child's uncircumcised penis.
Calcium supplements: A risk factor for heart attack?
Learn about the possible link between calcium supplements and heart attacks.
Recurring strep throat: When is tonsillectomy useful?
Tonsillectomy may sometimes be needed in children who have recurring strep throat infections.
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