Psychology & Psychiatry

Frequent gamers have brain differences, study finds

Fourteen-year-olds who were frequent video gamers had more gray matter in the rewards center of the brain than peers who didn't play video games as much - suggesting that gaming may be correlated to changes in the brain, ...

Oncology & Cancer

Tracing biological pathways

A new chemical process developed by a team of Harvard researchers greatly increases the utility of Positron Emission Tomography (PET) in creating real-time 3-D images of chemical process occurring inside the human body.

Medical research

Bioluminescence imaging lights up stem cell therapy for hair growth

Finding a way to restore hair growth after substantial hair loss is something of an obsession worldwide. Investigators at the Society of Nuclear Medicine's 2012 Annual Meeting presented how stem cell research for the development ...

Immunology

New study confirms immune cells are guided by gradients

(Medical Xpress)—A group of researchers in Austria and Switzerland has for the first time proven that immune cells migrate along chemical concentration gradients. This process has long been assumed but never demonstrated ...

Diseases, Conditions, Syndromes

Does eating give you pleasure or make you anxious?

(Medical Xpress) -- Perhaps the most puzzling symptom of anorexia nervosa -- a disorder that tends to occur in young women -- is the refusal to eat, resulting in extreme weight loss. While most people have a great deal of ...

page 1 from 3