All articles related to "chemical exposure":

PFAS exposure linked with worse COVID-19 outcomes

People who had elevated blood levels of a toxic chemical called perfluorobutanoic acid had an increased risk of a more severe course of COVID-19 than those who did not have elevated levels, according to a new study led…

A primer on the ‘encyclopedia of carcinogens’

At the Cutter lecture, Elisabete Weiderpass, director of the World Health Organization’s International Agency for Research on Cancer, discussed the agency's evaluations of data on potentially cancer-causing agents.

We're better off when we can breathe easy

Until the COVID-19 pandemic, most of us didn't think about indoor air very much, if at all. But healthy buildings expert Joseph Allen has been studying indoor air for years. He says that since we spend 90% of…

The dangers of ‘secret’ chemicals

Chemicals such as perfluorinated substances (PFASs) and certain pesticides are among the most dangerous to human health because people have been unwittingly exposed to them for years, according to an expert from Harvard T.H. Chan School of Public…

New tests find widespread PFAS drinking water contamination

Drinking water in dozens of cities across the U.S. is contaminated with toxic chemicals called per- and polyfluoroalkyl substances (PFASs), according to a new study, and the contamination appears to be more widespread than previously thought. The Environmental…