Abstract: A smart wearable device for detecting and displaying a skin temperature reading. The smart wearable device may be a temperature sensing wristwatch comprising a temperature sensor for measuring wearer's body temperature while the watch is worn. The temperature sensing wristwatch further comprises a plurality of indicating lights which illuminate in different colors to identify elevated body temperatures and normal body temperatures. The detected temperature is clearly displayed on a display screen of the device in a highly visible manner and creates an awareness of symptoms such as running fever among others in order to prevent and control the spread of diseases.