Second trimester
Learning Center
Kegel exercises for men: Understand the benefits
Men benefit from Kegel exercises too. Follow these tips to strengthen your pelvic floor muscles.
Penis-enlargement products: Do they work?
Considering penis enlargement? Get the facts about male-enhancement pills, pumps, exercises and surgeries.
Cast care: Do's and don'ts
Find out more about tips for keeping a cast safe — and your child comfortable — while an injury heals.
Strength training: OK for kids?
It's good for kids to build strength as long as form and safety come first.
COVID-19 in babies and children
Know the symptoms of COVID-19 in children, what to do if your child appears sick and how to keep your family healthy.
COVID-19 vaccines: Get the facts
Find out about the COVID-19 vaccines, the benefits of COVID-19 vaccination and the possible side effects.
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.
COVID-19, cold, allergies and the flu: What are the differences?
Knowing if you have COVID-19, a cold, the flu or seasonal allergies isn't easy. Find out about the differences between these illnesses.
COVID-19 vaccines for kids: What you need to know
Learn about the safety and effectiveness of COVID-19 vaccines for kids, the possible side effects, and the benefits of vaccination.
Guide to different tick species and the diseases they carry
Learn about different tick species and some of the diseases they may carry.
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