Psychology & Psychiatry

Stressed, anxious? Ask the brain

Our actions are driven by "internal states" such as anxiety, stress or thirst—which will strongly affect and motivate our behaviors. Not much is known about how such states are represented by complex brain-wide circuits, ...

Neuroscience

Hypothalamus neurons modulate pancreatic insulin amounts

The brain is key in the regulation of appetite, body weight and metabolism. Specifically, there is a small group of POMC neurons in the hypothalamus that detect and integrate signals related to the body's energy state and ...

Neuroscience

Efficient signal transmission at sensory system synapses

(Medical Xpress)—Neurophysiologist like to think of neurons as communicating with spikes. If that were the whole story, it might be possible to imagine spike codes which could then be used to estimate the flow of information, ...

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