Leaded Gas Exposure Linked to Mental Illness

Summary: A new study estimates that childhood lead exposure, peaking between 1960 and 1990 due to leaded gasoline, caused 151 million excess cases of mental illness by 2015. Researchers linked…

Stress Rapidly Increases Biological Age, but Recovery Turns Back the Clock

Summary: Stress can cause rapid and transient increases in biological age, which can be reversed upon recovery, according to a new study. Using DNA methylation clocks, researchers found that stress…