A new AAA survey found six in 10 drivers report troublesome headlight glare and 73 percent believe it has worsened over the past decade, while the Insurance Institute for Highway Safety (IIHS) says glare-related crashes have not increased.
A 2025 IIHS study found nighttime glare-related crash frequency unchanged for nearly a decade, and IIHS president David Harkey said glare can be uncomfortable but contributes to far fewer crashes than insufficient visibility.
The IIHS has evaluated headlights since 2016 and said its most recent testing rated 51 percent of 2025 new-vehicle headlights "Good" and 16 percent marginal or poor, a marked improvement from earlier tests.
AAA said brighter headlights have helped reduce pedestrian impacts through automatic emergency braking, but U.S. headlight standards remain lagging after the 2021 Infrastructure Act required NHTSA updates.
Read the full article at motortrend.com.
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