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Tag: "cortisol" at biology news

Scientists unravel clue in cortisol production

...nder stress or injured, the adrenal gland releases cortisol to help restore the body's functions to normal. Bu...Given the variety of its effects,understanding how cortisol is made is essential to producing medications that can alter its production. Scientists at the Geor...

Adults who go to bed lonely get stress hormone boost next morning

..., sad or overwhelmed, they have elevated levels of cortisol shortly after waking the next morning. Elevated levels of cortisol -- a stress hormone linked to depression, obesity and other health problems when chronic -- actually...

Just like us, social stress prompts hamsters to overeat, gain weight

...he question of whether stress-induced increases in cortisol play a more important role in the desire to eat and weight gain compared to corticosterone. Researchers will also want to know if drugs can block stress-induced obesity, for example, by blocking the release of the stress hormone, corticotrophin rele...

How can identical twins be genetically different?

...nown for a long time that there is a deficiency of cortisol in RA patients," says Holoshitz. The third gene U-M scientists discovered codes for Cyr61, which plays a role in angiogenesis, a process that recruits new blood vessels to an area. In the early stages of RA, the tissue in the joint begins to gro...

Just the expectation of a mirthful laughter experience boosts endorphins 27 percent, HGH 87 percent

.... "Mirthful laughter diminishes the secretion of cortisol and epinephrine, while enhancing immune reactivity. In addition, mirthful laughter boosts secretion of growth hormone, an enhancer of these same key immune responses. The physiological effects of a single one-hour session viewing a humorous video has...

Worm hormone discovery may aid fight against parasitic disease

...renal glands do not produce enough of the steroids cortisol and aldosterone; in some cases, these glands produce none at all. Replacing the missing hormones through replacement therapy can relieve the symptoms of the disease, much as providing the missing ligand to the worms restored their normality. "The co...

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