exercise
Hormone Affects “Runner’s High”
Hormone Affects “Runner’s High”
Tracy Vence | Sep 2, 2015
Leptin, the satiety hormone produced by fat, affects neuronal signaling in the mouse brain; interference with this pathway can influence the rewarding effects of running in the animals.
Irisin Redeemed
Irisin Redeemed
Anna Azvolinsky | Aug 13, 2015
Researchers who first identified irisin quantitate levels of the hormone in human blood and show it is released during exercise.  
Burn Victims Produce Brown Fat
Burn Victims Produce Brown Fat
Kerry Grens | Aug 7, 2015
Following extreme trauma, patients’ adipose samples have revealed—for the first time in humans—that white fat can be converted into energy-burning brown fat.
Investigating Irisin
Investigating Irisin
Jenny Rood | Mar 10, 2015
The discovery of nonspecific antibodies as key components of testing kits used in recent research suggests results touting the discovery of an “exercise hormone” may be invalid, according to a study.
Muscle to Mind
Muscle to Mind
Jyoti Madhusoodanan | Sep 25, 2014
Exercise-induced muscle metabolites protect the brain from stress-induced depression in a mouse model. 
Week in Review: May 5–9
Week in Review: May 5–9
Tracy Vence | May 9, 2014
Synthetic base pairs replicated in vivo; cardiac stem cells questioned; miniature neurotransmissions and synaptic development; neurogenesis and memory loss; STAP saga continues
Shivering Akin to Exercising
Shivering Akin to Exercising
Kerry Grens | Feb 4, 2014
Working out and shivering in the cold both upregulate hormones and genes involved in brown fat production.
<em>The Scientist</em> on The Pulse #3
The Scientist on The Pulse #3
Kerry Grens | Jan 28, 2014
Kerry Grens chats about ancient tooth decay, asthma, and fat cells.
Understanding Exercise
Understanding Exercise
Abby Olena | Jan 8, 2014
A small molecule released by muscles after a workout can contribute to the browning of white fat cells and to an increase in the breakdown of fat.
Healthy Lifestyle Lengthens Telomeres?
Healthy Lifestyle Lengthens Telomeres?
Kate Yandell | Sep 18, 2013
Diet, exercise, and stress management may lengthen telomeres, a new study shows, though some scientists are skeptical.