Strength training
Learning Center
Triglycerides: Why do they matter?
Like cholesterol, triglycerides can cause health problems. Here's how to lower your triglycerides.
Transgender facts
Know the basics about sex and gender, including common terms and definitions.
Swallowing gum: Is it harmful?
Your body can't digest chewing gum. So what happens when you swallow it?
Superslow strength training: Does it work?
Superslow strength training can help you add variety to your strength training routine.
Suicide: What to do when someone is thinking about suicide
Take action when you see warning signs that someone is thinking about suicide. Talk with the person. Be sensitive and direct. Urge the person to get help.
Strep throat in young children: A common diagnosis?
Strep throat in young children is uncommon, but it's possible. Learn about symptoms.
Strength training: Get stronger, leaner, healthier
Strength training can help you look good — and feel even better.
Step it up: 7 quick stair exercises to do at home
A creative stroll up and down the stairs tones the legs and may even control blood sugar. Try these seven easy stair exercises right now.
Spinal cord tumor
Spinal cord tumors can cause serious problems such as pain and paralysis. Find out how more about management and treatment.
Spastic colon: What does it mean?
This term is sometimes used to refer to irritable bowel syndrome (IBS) — but how accurate is it?
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