If you are one of the 20% of healthy adults who struggle with basic arithmetic, simple tasks like splitting the dinner bill can be excruciating. Now, a new study suggests that a gentle, painless electrical current applied to the brain can boost math performance for up to 6 months. Researchers dont fully understand how it works, however, and there could be side effects.
via Trouble With Math? Maybe You Should Get Your Brain Zapped – ScienceNOW.