Koby Soto was having a bad day this Saturday and he actually has date to prove that, reports Mashable. His boyfriend of around one month broke up with him, which was traumatic enough, but when Soto, cofounder of Tel Aviv property management startup Guesty, checked his Fitbit later, he was surprised to see his heightened emotions reflected in his health data.

People who wear smartwatches and connected fitness gadgets can open the door to hackers who could gain access to their data.