Fitbit just launched a new smartwatch that can tell how stressed you are, beating Apple to the punch (FIT, AAPL)

· Fitbit announced a new smartwatch called the Sense that it says can measure stress, monitor skin temperature, and take an electrocardiogram.
· The announcement comes just before Apple is expected launch a new Apple Watch in September, as it has in years past.
· With the Sense, Fitbit is getting ahead of Apple in some ways...