A team of engineers at the University of California San Diego has developed an electronic sticker that can monitor a person's vitamin C levels using the sweat from their fingertips—no blood draws, lab ...

In the Middle Ages, a grim adage sometimes turned up in European folklore and children’s stories: Woe to that child which when kissed on the forehead tastes salty. He is bewitched and soon must die. A ...

A soft, flexible device that sticks on skin to capture sweat and measure sweat chloride may help doctors diagnose cystic fibrosis in infants, according to new data published online March 31 in Science ...