EDITORS
Harrison Wein, Ph.D., Editor
Vicki Contie, Assistant Editor
National Institutes of Health
Office of Communications
and Public Liaison
Building 31, Room 5B64
Bethesda, MD 20892-2094
(301) 435-7489
Fax: (301) 480-4026
Email us

CONTRIBUTORS
Vicki Contie, Bryan Ewsichek (design), Margaret Georgiann (illustrations) and Harrison Wein.

When Cells Face an Energy Crisis
Malfunctioning Mitochondria Cause Many Disorders
Tiny capsule-shaped structures called mitochondria provide energy to your cells. But when they're defective, mitochondria can cause a host of health problems.
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Dairy Dilemma
Are You Getting Enough Calcium?
You may be avoiding dairy products because of lactose intolerance. Or you might have other reasons. But dairy products are a major source of calcium, vitamin D and other nutrients that are important for your body.
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• The Salty Stuff
• When Blood Vessels Bulge
• Keeping Bones Strong and Healthy
• Things Forgotten