Addiction

Heavy alcohol use in adolescence alters brain electrical activity

Long-term heavy use of alcohol in adolescence alters cortical excitability and functional connectivity in the brain, according to a new study from the University of Eastern Finland and Kuopio University Hospital. These alterations ...

Ophthalmology

Smart microchips may optimise human vision

To date, chip-based retinal implants have only permitted a rudimentary restoration of vision. However, modifying the electrical signals emitted by the implants could change that. This is the conclusion of the initial published ...

Neuroscience

The brain's electrical alphabet

The brain's alphabet is a mix of rate and precise timing of electrical pulses: the observation was made by researchers at the International School for Advanced Studies (SISSA) of Trieste and the Italian Institute of Technology ...

Neuroscience

Medtronic device will collect data as it treats brain disorders

A new deep brain stimulation system by Medtronic can sense and record brain activity at the same time it delivers therapy to treat Parkinson's symptoms, essential tremors and epilepsy. The data collected by the Activa PC+S ...

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