Fitbit’s blood pressure technology could be closer than we thought after it filed a patent for a special wearable sensor. The patent outlines a pressure sensor in the display, which mimics a blood ...

Today’s smartphones utilize a wide array of accelerometers, gyroscopes and various other sensors in their designs. Relatively unknown is the barometric pressure sensor, which measures air pressure.

Some of the applications mentioned here require a room that maintains a higher or lower pressure compared to the surrounding ambient environment. If the isolated room has greater air pressure, it is ...