Higher levels of leptin indicate brain protection against late-life dementia

People with higher levels of metals found in their blood and urine may be more likely to be diagnosed with — and die from — amyotrophic lateral sclerosis, or ALS, a University of Michigan-led study suggests.

Coffee, eggs and white rice linked to higher levels of PFAS in human body | PFAS | The Guardian

Scientists discover higher levels of CO2 increase survival of viruses in the air and transmission risk - EurekAlert