Scrap the stethoscope: engineers create new way to measure vital signs with radio waves

Engineers have demonstrated a method for gathering blood pressure, heart rate and breath rate using a cheap and covert system of radio-frequency signals and microchip ‘tags,’ similar to the anti-theft tags department stores place on clothing and electronics….

Engineers have demonstrated a method for gathering blood pressure, heart rate and breath rate using a cheap and covert system of radio-frequency signals and microchip ‘tags,’ similar to the anti-theft tags department stores place on clothing and electronics….