LA Times: A new study found that voice-activated phone systems for music and navigation are dangerously distracting while driving.
LA Times: A new study found that voice-activated phone systems for music and navigation are dangerously distracting while driving.
The studies measured cognitive distraction — the mental workload required of a task — as opposed to the visual distraction, caused by drivers taking their eyes off the road, or physical distraction, such as reaching for a cellphone or brushing hair. The researchers used special test vehicles, heart-rate monitors and other equipment to measure how much mental distraction the systems generated. The systems were rated on a five-point scale, with five representing the most distracting.
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