The number of adults 65 and older increased by 29% between 2012 and 2021 in the United States.
For older adults, mobility is essential to staying engaged, active, and independent, experts say, and many of them continue to be active drivers on the nation's roads.
But in 2021, nearly 7,500 people in that age group were killed in traffic crashes, accounting for 17% of all traffic fatalities.