An electroencephalogram, or EEG, is a test that helps doctors diagnose problems with the brain’s electrical activity, such as seizures. An EEG test uses a special cap with electrodes to detect the ...

Giridhar Kalamangalam does not work for, consult, own shares in or receive funding from any company or organization that would benefit from this article, and has disclosed no relevant affiliations ...

The consumer-grade EEG headbands currently on the market allow people an opportunity to get a glimpse of how their brains work. Traditionally, EEG systems have been expensive and thus inaccessible to ...