Could this odd-looking headset be a life-changer for those with Alzheimer’s disease and traumatic brain injuries? Researchers in Toronto and Boston found cognitive changes after using the device to generate repeated zaps of light.

Watch it here : https://www.msn.com/en-ca/video/watch/led-headset-shows-promise-for-people-with-alzheimer%E2%80%99s-brain-injuries/vp-BByG2kj