hormones
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The ‘Love Hormone’ Helps Some Starfish Turn Their Stomach Inside Out To Eat
Here’s a reminder that biology is oftentimes more complicated than headlines can make it out to be. Scientists in the UK have found evidence that the so-called “love hormone” oxytocin plays a very different role in starfish than it does in humans and other animals. In starfish, an oxytocin-type molecule seems to help them turn…
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Lower Levels Of Fat Hormones May Contribute To Runner’s High
Fat cells secrete the hormone leptin as a means of signalling the brain when we’re full after eating. But new research indicates that leptin may also play a role in motivating us to exercise as well — possibly contributing to the phenomenon of “runner’s high”.
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Testosterone In The Womb Affects How Our Faces Look After Puberty
Hormone surges at puberty trigger a lot of physical changes in both men and women, morphing child-bodies into adult forms. Genitals, hips, and muscle mass change, obviously — but so do faces. A new study suggests those facial changes are primed to happen by the presence of testosterone in utero.
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Risk Of Developing Breast Cancer Is 40% Greater For Woman Working The Night Shift
Here’s a study that I, as a night shift-working woman, sincerely hope to be incorrect. The Daily Mail reports that a recent study, backed by the Danish Cancer Society and involving over 18,500 women working for the Danish army between 1964 and 1999, links night-shift work with a 40-percent increased risk of breast cancer, as…