Related topics: stress hormones

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 ...

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.

Stress test: New study finds seals are stressed-out by sharks

While a little added stress may be helpful to flee a dangerous situation, or to meet an approaching deadline, it's no secret that prolonged exposure to the stress hormone cortisol is linked to health problems. So, what effects ...

Stressed lemurs have worse chances of survival

High levels of hair cortisol—a sign of long-term stress—are associated with reduced survival in wild grey mouse lemurs (Microcebus murinus), according to a study published in the open access journal BMC Ecology.

Study links fish stress hormones to whether they take the bait

Take a fish out of water and its stress hormones will go up. Adrenaline and noradrenaline, the "fight or flight" hormones, peak first, followed more gradually by cortisol. A new study finds that largemouth bass whose cortisol ...

Male athletes more likely to choke under pressure

Male athletes are far more likely to choke under pressure than their female counterparts, according to researchers at Ben-Gurion University of the Negev (BGU) as part of a study of men's and women's Grand Slam Tennis tournament ...

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