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...
Zero-Power Infrared Sensor

Zero-Power Infrared Sensor

We write a lot about power here at Health Tech Insider, because the digital electronics used by wearable Health Tech devices require power. Consuming less power — or storing more energy — means that a device can run a lot longer between charges, or be...
Self-Winding Pacemaker

Self-Winding Pacemaker

Nobody gives out medals for doing everything with electronics. Sometimes, an old-fashioned mechanical solution can work as well or better than some futuristic approach. We’ve reported here before about energy harvesting technology to provide long-term power for...
2 Million MEMS Mics Shipped

2 Million MEMS Mics Shipped

When it comes to wearable technology for health applications, you could argue that the only class of product that has been around longer than the hearing aid would be eyeglasses. But while Ben Franklin would still recognize today’s eyeglasses, hearing aid...