Medical research

Healing hormone provides hope for brain injury

If Don Stein were the kind of man who listened to what others said, he would have shut down his lab years ago. The Emory neuroscientist spent more than two decades investigating progesterone as a treatment for traumatic brain ...

Psychology & Psychiatry

Cannabis: Pill better than smoking for pain relief

Marijuana provides greater pain relief when taken in pill form than when it is smoked, according to a study published on Monday that touches on a controversial medical issue.

Neuroscience

Rats' and bats' brains work differently on the move

A new study of brain rhythms in bats and rats challenges a widely used model - based on studies in rodents - of how animals navigate their environment. To get a clearer picture of the processes at work in the mammal brain ...

Neuroscience

Training the brain to improve on new tasks

A brain-training task that increases the number of items an individual can remember over a short period of time may boost performance in other problem-solving tasks by enhancing communication between different brain areas. ...

Neuroscience

Neuroscientists create phantom sensations in non-amputees

The sensation of having a physical body is not as self-evident as one might think. Almost everyone who has had an arm or leg amputated experiences a phantom limb: a vivid sensation that the missing limb is still present. ...

Neuroscience

Optimal evidence accumulation in decision-making

(Medical Xpress)—At the same settings and light conditions, a camera will take the same picture every time. In contrast, a brain does not make perfect reconstructions of a stimulus. It appears instead to accumulate evidence ...

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