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Health & MedicineMixed Blessing: Unusual gene helps heart, hurts immunity
People carrying a variant of a gene that encodes an immune protein called toll-like receptor 4 have a weaker defense against infections but appear to be less prone to heart disease.
By Nathan Seppa -
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This article touches on one of the dirty little secrets of beauty products: By and large, they are a chemical stew with ingredients that would require EPA warnings if used in industrial settings. I’m amazed that EPA doesn’t regulate the volatiles in nail salons. Steve SchlosserSaratoga, Calif.
By Science News -
Health & MedicineMore than Skin Deep? Beauty products may damage fetal development
A new report shows that many cosmetics contain phthalates—a class of chemicals known to cause developmental deformities in animals.