He still knows his route by heart, handles his car like he did at 30… and yet, a doubt crosses your mind. What if driving becomes a risk for him – or for others? After 70, certain natural changes in the body can compromise safety behind the wheel. What are the signs to look out for? And how do you broach this sensitive subject without causing offense? Here’s everything you need to know to stay behind the wheel… safely.

Vision: what the eyes can no longer see so well

Eyesight is a bit like the brain’s GPS while driving. And with age, the screen can become blurry. Cataracts, glaucoma, macular degeneration… These somewhat technical names refer to common eye disorders after age 70. The result: signs are harder to read, contrasts disappear, and headlights at night are as blinding as movie spotlights.