Altering DNA methylation in a particular area of the hypothalamus halved the animals’ voluntary exercise as adults.

Directly activating a heat sensor also sensitive to capsaicin in chili peppers in the hypothalamus had the same effect as exercise.

Brain studies have yielded a mixed picture of the neural similarities and differences between people of different genders.

Once implanted into animals’ brains, neural stem cells that secrete microRNA-containing vesicles seem to contribute to an anti-aging effect.

Once it’s cleaved, the protein precursor pro-opiomelanocortin (POMC) gives rise to hormones involved in appetite, arousal, pleasure, and more.

Inducing activity in the zona incerta region of the brain prompts mice to gorge themselves.

A second patient taking an experimental medication to treat Prader-Willi Syndrome has died of blood clots.

Stressed male mice can pass on an abnormal stress response to their offspring via microRNAs found in sperm, a study shows.

Cannabinoids cause appetite-suppressing neurons to produce an appetite-stimulating hormone in mice.