Chemicals

"People with high levels of exposure to the banned insecticide DDT were four times more likely to have Alzheimer’s disease than people with low levels, according to a study of patients in Georgia and Texas published today. The research is among the first to report a connection between Alzheimer’s, which is the world’s most common neurodegenerative disease, and chemicals in the environment."

"This month's chemical spill in West Virginia reveals a weak web of rules on chemical use."

"The Food and Drug Administration has continued to allow dozens of antibiotics to be used in livestock feed, despite findings from its researchers that the drugs could expose humans to antibiotic-resistant bacteria through the food supply, an environmental advocacy group said in a report Monday."

"The fact that a second contaminant in West Virginia's drinking water eluded detection for nearly two weeks — despite intense testing of the water — reveals an important truth about how companies test drinking water: In most cases, they only find the contaminants they're looking for." ...

"Every year about 85 million gallons of a toxic waste that is known to promote cancer is carefully painted across about 170 square miles of American cities and suburbs, a swath as big as the city of New Orleans."

"Health care spending in the U.S. has surged more than eightfold since the 1960s. Skyrocketing in that same time: Rates of chronic disease, use of synthetic chemicals, and evidence that many of these widely used substances may be wreaking havoc on human health."

"The chemical compound that gives some sodas a caramel-brown color could be a carcinogen—and according to a new study by Consumer Reports, it's in many popular soft drinks at levels that exceed what many experts consider safe. Between April and December of 2013, researchers tested 110 bottles of various brands of soda for the 4-methylimidazole, or 4-MeI for short. They found the highest levels of the substance in Goya Malta, a malt-flavored soda popular in Latin American communities, and in various Pepsi products."

"CHARLESTON, W.Va. -- West Virginians should have been given clearer information that the 1-part-per-million screening level for the toxic chemical "Crude MCHM" was not a "bright line" between what exposures are safe and unsafe, a top U.S. Centers for Disease Control scientist said Wednesday."