Aerobic exercise
Learning Center
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.
Fingernails: Do's and don'ts for healthy nails
Find out the signs of a problem with your fingernails, plus tips for taking care of them.
Aerobic exercise: How to warm up and cool down
Learn how to warm up and cool down the safe way.
Home birth: Know the pros and cons
Understand the possible risks and how to plan and prepare for a home birth.
Exercise intensity: How to measure it
To get the most out of exercising, aim for moderate to vigorous exercise intensity. See how to judge your exercise intensity.
Oral health: A window to your overall health
Find out about the connection between your oral health and overall health.
Forgiveness: Letting go of grudges and bitterness
Forgiveness and letting go can lead to healing and peace.
Walking: Make it count with activity trackers
If walking is your main form of physical activity, see how activity trackers can help you set and achieve your fitness goals.
Triglycerides: Why do they matter?
Like cholesterol, triglycerides can cause health problems. Here's how to lower your triglycerides.
5K run: 7-week training schedule for beginners
5K run — Make it to race day in seven weeks.
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