Focus V3 TES Brain Stimulator

People around the world are strapping batteries to their heads to supercharge their brains. Seriously. This is a thing. It’s called transcranial direct-current stimulation, or tDCS, and it involves using electric currents to stimulate your brain. The companies that want to sell you tDCS devices claim that it has all kinds of benefits: They might say that it’ll boost your memory and focus. Some even claim that it can do everything from treat depression to help you sleep better. If that sounds too good to be true — it is. Ah, the truth is a lot more complicated. Studies have found that tDCS might help with some things. But there’s also plenty of controversy about it among scientists, and the jury’s still out on how exactly tDCS affects the brain. Even though it involves electric currents, tDCS is a lot less intense than the kind of supercharged electric shocks used in electroconvulsive th