Depending on what the current performance looks like, does the jogger get it? also over the earphones? Encouraging sentences or the warning not to exaggerate, communicated. In this way, the user always receives the optimal training tips for him, according to the "New Scientist". Another benefit, according to the developers, is that both the uncomfortable chest strap, which many traditional heart rate monitors use to register the heartbeat, and the constant watch on the wrist, to which the data is passed.
For future systems, the inventors also think it possible to let the headphones measure the oxygen saturation of the blood by emitting light through the pinna. When the smart headphones could come on the market, but make Lovejoy and Giordano, however, no information.New Scientist, online service ddp / science.de? Ilka Lehnen-Beyel advertisement