India, Nov. 4 -- Coffee is the go-to fix for everyone around the world. Even drivers like to drink it before hitting the highway. But experts have warned that caffeine overload can be as risky as fatigue behind the wheel.

While caffeine can keep motorists alert, too much of it may do the opposite: impairing focus, slowing reactions, and even increasing the risk of a crash.

Road safety groups are now cautioning drivers against over-relying on caffeine. Study shows that heavy coffee and energy drink consumers are more likely to crash than moderate users.

A 2020 Loughborough University research found lorry drivers who drank large amounts of caffeine reported more accidents and poorer general health.

A newer survey by Carmoola estimated t...