The “antioxidant” nutrients — vitamins C and E and beta-carotene — have been credited with being important in preventing diseases such as heart disease, some cancers and stroke. To reap such benefits, many take high-dose antioxidant supplements. (more…)

antioxidant supplements, beta-carotene, stroke

Arsenic has been considered a teratogen, a cause of fetal malformations and birth defects, if pregnant women were exposed to it through environmental sources, such as drinking water. A new study, however, indicates that typical human arsenic exposure is a highly unlikely cause of these teratogenic effects.

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birth defects, newborn, toxicity