Everybody goes to the bathroom, everyday. It turns out there is a lot of useful information in our collective waste (urine specifically). From it we can measure things like drug use and even food consumption.
Dr. Mariana Matus co-founder and CEO of Biobot Analytics, is starting to work with public health officials to see what is actually happening with the population, starting with the opioid epidemic.
You can follow them on twitter @BiobotAnalytics.