In context: We know that washing our hands is key to preventing the spread of the coronavirus, and so is not touching your face. To help with the latter, a company has developed a wristband that vibrates when a wearer’s hand goes near their mouth, nose, or eyes.
A startup called Slightly Robot had spent three years creating a wristband designed to address trichotillomania—a disorder in which people are compelled to pull out their hair. It was also created to help other obsessive-compulsive behaviors, such








