Fitness basics
Learning Center
How well do face masks protect against COVID-19?
Face masks can help slow the spread of coronavirus disease 2019 (COVID-19). Learn about mask types, which masks to use and how to use them.
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.
Sun damage
See photos of common skin conditions that are caused by too much time in the sun.
How you hear
Your ears enable you to gather and interpret sounds from the world around you.
Types of dermatitis
Learn to identify types of dermatitis by how the skin looks. Examples include atopic dermatitis, contact dermatitis and seborrheic dermatitis.
Screen time and children: How to guide your child
Managing your child's screen time takes effort. Find out how to ensure quality screen time and set limits.
Belly fat in men: Why weight loss matters
Belly fat can be dangerous. Understand why and how to get rid of it.
Mental illness in children: Know the signs
It can be hard to tell the difference between typical behavior and symptoms of mental illness in children. Find out what to look for and when to act.
HPV vaccine: Who needs it, how it works
Learn about how the HPV vaccine works, who needs it and what side effects to expect.
Strength training: OK for kids?
It's good for kids to build strength as long as form and safety come first.
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