Related topics: stress ยท stress hormones

Sweating the small stuff

Assistant professor of medical engineering Wei Gao is enriching the field of personalized and precision medicine with an abundant source of chemical data: sweat.

Social insecurity also stresses chimpanzees

An international team of researchers from the Max Planck Institute for Evolutionary Anthropology in Leipzig, Germany, conducted behavioral observations and collected urine samples for cortisol analysis of male chimpanzees ...

Sleepovers reduce stress in shelter dogs

Of the estimated more than 4 million dogs that end up in animal shelters each year, about half a million are euthanized. To increase the number of shelter dogs that are adopted, Arizona State University's Canine Science Collaboratory ...

Fish undisturbed by flash photography

Fish experience stress, as do mammals and humans. When under stress, fish release the hormones adrenaline and cortisol. A team of scientists spearheaded by IGB has investigated whether flash photography induces an increase ...

Light pollution makes fish more courageous

Artificial light at night makes guppies more courageous during the day, according to a behavioural study led by researchers from the Leibniz Institute of Freshwater Ecology and Inland Fisheries (IGB) and the Max Planck Institute ...

Wearable device measures cortisol in sweat

The hormone cortisol rises and falls naturally throughout the day and can spike in response to stress, but current methods for measuring cortisol levels require waiting several days for results from a lab. By the time a person ...

What is it about yawning?

You know the feeling. It's impossible to resist. You just need to yawn.

page 3 from 7