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Afraid of food? The answer may be in the basal forebrain

A brain circuit in the mouse basal forebrain that is involved in perceiving the outside world, connects with and overrides feeding behaviors regulated by the hypothalamus.

Biology of leptin, the hunger hormone, revealed

New research offers insight into leptin, a hormone that plays a key role in appetite, overeating, and obesity. The findings advance knowledge about leptin and weight gain, and also suggest a potential strategy for developing future weight-loss treatmen…

Antidepressants can reduce empathy for those in pain

Depression is a disorder that often comes along with strong impairments of social functioning. Until recently, researchers assumed that acute episodes of depression also impair empathy, an essential skill for successful social interactions and understa…

What to know about overdosing on antidepressants

Antidepressants can help treat a wide range of mental health conditions. It is possible to take too many, with symptoms including nausea, vomiting, and tremor. Learn more about overdosing on antidepressants here.

Antioxidant puts up fight, but loses battle against protein linked to Alzheimer’s disease

New research may explain why an antioxidant that protects the brain is also associated with deterioration in areas susceptible to Alzheimer’s disease. The antioxidant, superoxide dismutase or SOD1, improves cognition, but a research team found SOD1′s p…

The brain consumes half of a child’s energy — and that could matter for weight gain

A new study proposes that variation in the energy needs of brain development across kids — in terms of the timing, intensity and duration of energy use — could influence patterns of energy expenditure and weight gain.

What to know about Asperger’s syndrome and ADHD

Autism spectrum disorder and ADHD are conditions that doctors link to brain development. Asperger’s syndrome is no longer a separate diagnosis and typically refers to a mild form of autism. In this article, we look at the differences between autism spe…

What to know about epinephrine and norepinephrine

Epinephrine and norepinephrine are chemical messengers that play an important role in the body’s fight or flight response. Although these two chemicals are similar, they act on different parts of the body. Doctors also use synthetic versions of these…

Your circle of friends is more predictive of your health, study finds

To get a better reading on your overall health and wellness, you’d be better off looking at the strength and structure of your circle of friends, according to a new study.

Introduced a new paradigm of cell transplantation with scaffold microrobots

Scientists developed a microrobot that can precisely transplant stem cells in various in vivo and vitro environments. Expects to improve the efficiency of treating degenerative neural disorders such as Alzheimer by accurately and safely delivering to a…