Tea :: When is a cup of tea a pharmaceutical?

When is an herbal tea a safe and effective sleep aid, and when is that same tea a risky pharmaceutical choice? Health care professionals face such questions daily, and a University of Arkansas researcher cautions that they may need to acquire advanced clinical skills in order to assure patient safety.

Aging :: Lipoic acid explored as anti-aging compound

Researchers said today they have identified the mechanism of action of lipoic acid, a remarkable compound that in animal experiments appears to slow down the process of aging, improve blood flow, enhance immune function and perform many other functions.

Prostate Cancer :: Antioxidant Lycopene in tomatoes does not prevent prostate cancer

Tomatoes might be nutritious and tasty, but don?t count on them to prevent prostate cancer. In the May issue of Cancer Epidemiology, Biomarkers & Prevention, researchers based at the National Cancer Institute and Fred Hutchinson Cancer Research Center report that lycopene, an antioxidant predominately found in tomatoes, does not effectively prevent prostate cancer.

Breast Cancer :: Soy estrogens and breast cancer

Are soy products healthy additions to a person?s diet, safe alternatives to hormone-replacement therapy or cancer-causing agents? The answer, according to University of Illinois food science and human nutrition professor William Helferich, is, “It depends.”

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