Optical Sensor for Blood Pressure [video]

Optical Sensor for Blood Pressure [video]

One of the holy grails of wearable health tech is an optical sensor that can measure blood pressure accurately. Many companies are working toward such a solution, but for now, the most reliable results still come from devices that use a pressure cuff to restrict blood...
Smart Bandage to Measure Tissue Oxygen

Smart Bandage to Measure Tissue Oxygen

A lot of attention is given to blood oxygen levels, as this can be an important diagnostic indicator for a variety of illnesses and conditions. Another important biometric gets less attention: the amount of oxygen in tissues, such as skin or muscle. Patients with...