Antibiotics, antivirals, vaccinations and anti-inflammatory medication are associated with reduced risk of dementia, according to new research that looked at health data from over 130 million individuals.

Increased exposure to glyphosate, one of the most widely used herbicides in the United States and much of the world, harms infant health in U.S. agricultural counties, according to a new study by two University of Oregon economists. In a paper published Jan. 14 in the Proceedings of the National Academy of Sciences, Emmett Reynier and Edward Rubin showed that a dramatic increase in the use of glyphosate in U.S. counties most suitable for genetically engineered crops lowered birthweights and gestation, the number of weeks from conception to birth.