HeadSense

Based on the long known observation that intracranial pressure decreases blood flow in the brain, a startup company, Head Sense Medical (Netanya, Israel) has developed ear buds that emit low frequency sounds and then measure the resulting sound waves.  Narrowing of blood vessels raises the sounds’ pitch; and the recorded data is wirelessly transmits to a tablet computer. Transcranial doppler, ultrasound, electroencephalogram and MRI machines can do the same things, but these ears buds may be a pennies-on-the dollar solution.   MORE

Image Credit:  Head Sense Medical and GE