Lightly zapping a epileptic patient’s brain immediately before they learned a new task showed signs that it may strengthen memory in a handful of those diagnosed with epilepsy, a tantalizing result that could have implications for Alzheimer’s disease, U.S. researchers said on Wednesday.
Pacemaker devices known as deep brain stimulators and St. Jude Medical are already used to calm muscle tremors in patients with Parkinson’s disease and other movement disorders, and are being tested for a host of other conditions such as treatment-resistant depression.
The devices are implanted under the skin in the chest with wires leading up the neck connected to tiny electrodes implanted deep in the brain, which produce electrical impulses. Continue reading










