Forty years ago, the typical American child under 5 had a blood-lead level of 15 micrograms per deciliter. That was considered healthy. Today, children with a third that much lead in their blood are ...
Among the adults, the mean plasma glucose level over the 5-day bionic-pancreas period was 138 mg per deciliter (7.7 mmol per liter), and the mean percentage of time with a low glucose level (<70 mg ...