Medical research

Obesity: A new appetite-increasing mechanism discovered

Despite their efforts, many morbidly obese people continue to consume too much food (hyperphagia) compared to their reserves and their needs. And yet, the hunger hormone, called ghrelin, is most frequently found at a normal ...

Health

Calorie-restricted weight loss restores ghrelin sensitivity

(HealthDay)—In a mouse model, calorie-restricted weight loss reverses the high-fat diet-induced ghrelin resistance that may contribute to rebound weight gain, according to research published online Jan. 10 in Endocrinology.

Psychology & Psychiatry

Low ghrelin—reducing appetite at the cost of increased stress?

Ghrelin is a hormone released by the lining of the stomach that promotes feeding behavior. Decreasing ghrelin levels could potentially help combat obesity—in fact, a vaccine that lowers ghrelin levels in order to reduce ...

Health

Lack of sleep is linked to obesity, new evidence shows

Can lack of sleep make you fat? A new paper which reviews the evidence from sleep restriction studies reveals that inadequate sleep is linked to obesity. The research, published in a special issue of the The American Journal ...

Neuroscience

Appetite accomplice: Ghrelin receptor alters dopamine signaling

New research reveals a fascinating and unexpected molecular partnership within the brain neurons that regulate appetite. The study, published by Cell Press in the January 26 issue of the journal Neuron, resolves a paradox ...

page 3 from 5