September 16, 2022
Scientists at the Massachusetts Institute of Technology (MIT), USA, have created an ultra-thin wearable sensor that can monitor the wearer’s biological signals and transfer the data to a paired device. This battery-less and chip-free device is made of a semi-conducting film, which sticks to the skin like tape. The salt in a person’s sweat and a person’s heartbeat causes the device to vibrate, producing an electric signal that a nearby receiver can interpret.
Did You Know?
The normal resting heart rate for adults is between
60 to 100 beats per minute.