Measure your Breathwork Brain Patterns

Brain imaging has broken free from the confines of neuroimaging labs, and into the everyday world. While the technology has some ways to go, it is leapfrogging and there are promising wearables, that are kind to your purse, and able to measure your brainwaves using the 100 year old EEG technology, and the up and coming fNIRS, among other wearable tech.