population

In the current study, the researchers analyzed data from the 2018-2021 Medical Expenditure Panel Surveys, which are nationally representative of the civilian non-institutionalized U.S. population.

"In an adult population at risk for but without knee or hip osteoarthritis, consuming ultra-processed foods is linked to increased fat within the thigh muscles," Dr. Akkaya said.

Additionally, the investigation demonstrated that a byproduct of glyphosate -- aminomethylphosphonic acid -- accumulated in brain tissue, raising serious concerns about the chemical's safety for human populations.

The Swan Point and Hollembaek Hill specimens may be too old to be genetically related to other known, more recent dog populations, Lanoë said.

"You had the combination of a highly sophisticated hunting culture -- with skills honed over 10,000 years in Eurasia -- meeting naïve populations of megafauna under environmental stress," said Chatters.