Fitness basics
Learning Center
Triglycerides: Why do they matter?
Like cholesterol, triglycerides can cause health problems. Here's how to lower your triglycerides.
Exercise: 7 benefits of regular physical activity
Improve your heart health, mood, stamina and more with regular physical activity.
Transgender facts
Know the basics about sex and gender, including common terms and definitions.
Fitness program: 5 steps to get started
Starting a fitness program is easier than you might think. Follow these five steps.
Limbic-predominant age-related TDP-43 encephalopathy (LATE)
LATE causes symptoms similar to Alzheimer's, but may progress more slowly.
Umbilical cord care: Do's and don'ts for parents
Find out how to keep the area clean and dry, and when to call the doctor.
Xylazine
Xylazine is a medicine used to sedate animals. Learn about possible risk of death in humans who take it.
Young-onset Alzheimer's: When symptoms begin before age 65
Young-onset Alzheimer's disease is a rare form of dementia that presents unique challenges. Learn more about causes, diagnosis and how to cope.
How fit are you? See how you measure up
Find your fitness level with these simple fitness tests.
Mental health: What's normal, what's not
Normal mental health vs. mental illness — Find out how mental disorders are defined and diagnosed.
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