obesity
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.
Gut Microbiome After Weight-Loss Surgery
Gut Microbiome After Weight-Loss Surgery
Amanda B. Keener | Aug 5, 2015
Gastric bypass surgery can have long-term effects on the composition of the gut microbiome, a small study shows.
Pioneering Obesity Researcher Dies
Pioneering Obesity Researcher Dies
Amanda B. Keener | Jul 31, 2015
Jules Hirsch, who described the link between body weight and metabolism, has died at age 88.
Bone Marrow Makes New Fat Cells
Bone Marrow Makes New Fat Cells
Ashley P. Taylor | Jul 16, 2015
The origins of adipocytes have been hotly debated, but a human study supports the idea that the bone marrow takes part. 
The Death Toll Tied to Sweet Drinks
The Death Toll Tied to Sweet Drinks
Kerry Grens | Jul 1, 2015
Annually, about 184,000 deaths annually are linked to drinking sugary beverages, according to a new study.
The Dark Side of Light
The Dark Side of Light
Kerry Grens | May 14, 2015
Artificially extended days cause mice to gain fat and alter the function of their brown fat, a study shows.
The Lasting Effects of Obesity
The Lasting Effects of Obesity
Kerry Grens | Apr 23, 2015
Losing weight does not mitigate the effects of obesity on tumor development in mice.
Fat Injection Slims Obese Mice
Fat Injection Slims Obese Mice
Kerry Grens | Apr 7, 2015
Transplanting energy-burning brown fat can prevent excess weight gain in a mouse model of obesity.
Irisin Skepticism Goes Way Back
Irisin Skepticism Goes Way Back
Kerry Grens | Mar 18, 2015
Post-publication peer reviewers had questioned data about the supposed fat-browning enzyme from the get-go.