The federal government helped finance the creation of a so-called “diet choker” that monitors the eating habits of the wearer.WearSens, created by engineers at the University of California Los Angeles (UCLA), is a necklace that can automatically detect when a person is eating or smoking, and can send alerts to a smart phone telling the user to stop.The invention received a $148,379 grant from the National Science Foundation (NSF) in 2013 to create a sensory necklace to “fill the need of automatically detecting swallows and eating patterns.”Researchers at UCLA, led by Majid Sarrafzadeh, the director of the Embedded and Reconfigurable...