Medical research

Grilled, seared foods may add to waistlines, disease risk

(Medical Xpress)—A steak slapped onto a hot barbecue will leave the meat with black grill lines that add flavor and aroma, but the chemicals contained in charred, seared and fried foods may over time kick-start the body's ...

Health

PCBs, other pollutants may play role in pregnancy delay

Couples with high levels of PCBs and similar environmental pollutants take longer to achieve pregnancy in comparison to other couples with lower levels of the pollutants, according to a preliminary study by researchers at ...

Medical research

Prenatal damage from dioxin shown to involve microRNAs

(Medical Xpress)—Research carried out at the University of South Carolina has identified novel mechanisms through which dioxin, a well-known environmental contaminant, can alter physiological functions, according to a study ...

Health

FDA: tobacco companies must report chemicals

(AP) -- Tobacco companies will be required to report the levels of dangerous chemicals found in cigarettes, chew and other products under the latest rules designed to tighten regulation of the tobacco industry.