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Life Extension Magazine

May 2005

The Fat-Burning Hormone Metabolite

A potent metabolite of the hormone DHEA, 7-Keto DHEA is responsible for many of DHEA’s longevity-promoting effects. Exciting research indicates that 7-Keto DHEA exerts numerous unique effects, safely boosting immune function while also acting as a powerful agent in reducing body fat.


How Fiber Aids Weight Loss

New studies show that soluble fiber exhibits wide-ranging disease-fighting properties, from reducing cardiovascular risk to preventing certain cancers. Researchers are documenting one of fiber’s least-known benefits: its ability to reduce caloric uptake, protect against excess carbohydrate absorption, and help people reach and maintain a healthy weight.

Critical Importance Of Annual Blood Testing

Annual blood testing is the single most important step you can take in preventing many of the common disorders of aging. Life Extension’s unique blood test services can help you take control of your health by assessing cardiovascular risk, blood sugar level, liver and kidney health, immune function, hormone balance, and other crucial indicators of health and wellness.

Is Your “Normal” Blood Pressure Too High?

Conventional notions of hypertension overlook the fact that adverse complications of high blood pressure appear at levels far below what most doctors consider “normal.” Here we present the facts and myths about high blood pressure, along with diet and supplement strategies that can help you lower your blood pressure to the safest ranges.


As We See It

As We See It

Doctors say that more people should be prescribed statin drugs. The underlying science, however, reveals that consumption of good-tasting cholesterol-lowering foods, along with increased intake of fiber and certain supplements may provide greater benefits—without the side effects of statin drugs.

In The News

DHEA alleviates midlife depression; vitamin E lowers risk of cataracts; garlic slows atherosclerotic plaque; childhood smoke exposure elevates cancer risk; acetyl-L-carnitine (but not L-carnitine) reduces oxidative damage in brains; fish oil improves cognition in older adults; and more.

All About Supplements

All About Supplements

Lutein protects the eyes, helping to prevent cataracts and age-related macular degeneration.



Pamela Wartian Smith, MD, MPH, transitioned to a new career as an anti-aging practitioner.

Ask The Doctor

Ask The Doctor

Johan Briké, MD, describes how to assess risk for osteoporosis, and why silicon is essential for healthy bones.

Journal Abstracts