Many drivers believe they can safely multitask behind the wheel, especially when using hands‑free devices. However, research consistently shows that even hands‑free conversations impair driving—and reduce a driver’s ability to recognize that impairment. Hands‑Free Phone Use Still Reduces Driving Performance In a driving‑simulator study, participants who talked on a hands‑free phone committed more serious driving errors  than those who drove without distractions. These errors