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stress response
08/25/2020
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By Divina Ramirez
Study proposes that the “fight or flight” response is triggered by your bones, NOT adrenaline
In the face of fear and apparent danger, both humans and animals initiate an acute reaction to stress in their bodies. Their breath quickens, their pupils dilate and their hearts begin to pound faster than usual. These programmed changes occur as part of the so-called “fight-or-flight” response. Scientists have long believed that the hormone called adrenaline triggers […]
03/26/2020
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By Darnel Fernandez
Does stress have benefits? A certain form of stress may be linked to longer life, say scientists
Stress is the body’s natural reaction to various life experiences, and everyone is bound to experience it at one point in their lives. High levels of stress can bring about negative effects on the body. However, recent research describes a new type of stress that can bring surprising benefits for health. Anything from day-to-day responsibilities, […]
11/06/2019
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By Melissa Smith
These 2 proteins make a healthy heart, according to researchers
Researchers at the National Institutes of Health (NIH) and their collaborators find another way to prevent heart attacks. In an animal study published in the journal Science Signaling, the researchers found that two proteins that bind to stress hormones work synergistically to keep the heart healthy. These proteins are stress hormone receptors called glucocorticoid and […]
05/09/2019
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By Edsel Cook
Animals get stressed out, too: They “remodel” their bodies to deal with it, says study
Researchers have known that certain animals adapt to environmental stress by altering their entire body to a form more suitable for the situation. They identified a protein in a species of roundworm that triggers this physiological remodeling. The stress-activated protein has analogues in the human body that are associated with diseases, such as metastatic cancer. Like humans, […]
03/07/2019
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By David Williams
Understanding innate fears: Scientists study why snakes and spiders evoke a stress response, even in babies
Why are human babies afraid of creepy-crawlies such as spiders or snakes? Is it something that they learn as they grow older? What about extremely young infants who have never been exposed to these creatures beforehand? According to new research from the Max Planck Institute for Human Cognitive and Brain Sciences (MPI CBS), the answers to […]
12/23/2017
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By Michelle Simmons
Early life stress increases risk of heart disease later in life: Studies show stress affects immune response, inflammation, blood pressure
Experiencing stress early in life may affect the kidneys’ immune response and increase the risk of heart disease later in life, according to a recent study published in the American Journal of Physiology — Renal Physiology. Past studies have revealed that individuals who experienced trauma during their childhood have a higher risk of developing high blood pressure, which […]
11/29/2017
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By Janine Acero
On the spot: Stress does a number on your ability to recall details of situations, according to research
New research has delved into the effects of stress on our ability to retain memories or recall details of situations. It emphasizes that challenging situations affect our perception of where we are and what’s happening in our surroundings. The researchers from the University of Innsbruck, Austria presented the participants with video clips of different situations. They showed a […]
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