Once the electrodes are implanted, clinicians can control how electrical pulses are delivered to the brain using a battery-run, pacemaker-like device outside the body. By trial and error, doctors figure out what patterns of electrical activity are most likely to help patients while producing the fewest side effects.
OCD is a condition that prompts people to have debilitating and recurring thoughts and compulsive behaviors, such as hand-washing. Read the rest of this entry »