Strength training
Learning Center
Bruxism (teeth grinding)
Bruxism is a condition in which you grind, gnash or clench your teeth unconsciously when you're awake or while you're sleeping.
Double-outlet right ventricle
In this heart condition present at birth, two major blood vessels aren't attached to the heart in the usual positions. Learn how it's treated.
Latex allergy
This allergy is a reaction to proteins in natural rubber latex — found in medical gloves, balloons and more. Find out how to avoid many common triggers.
Weight training: Do's and don'ts of proper technique
Weight training may look easy — but for best results, proper technique is essential.
Aging: What to expect
Understand the natural changes that come with aging.
Alzheimer's genes: Are you at risk?
What role do genes play in developing Alzheimer's? Are you at risk?
Strength training: Get stronger, leaner, healthier
Strength training can help you look good — and feel even better.
Smokeless tobacco products
Learn the risks of using products such as chewing tobacco, snuff and snus.
Stress symptoms: Effects on your body and behavior
Learn how stress symptoms can affect your health so that you can take action.
Cradle cap
Learn about the symptoms, treatments and home care tips for this short-lived type of seborrheic dermatitis that's common in infants.
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