The numbers don’t lie. “Fewer Helmets, More Deaths” says the New York Times in an article on changing motorcycle helmet use across the United States.

While fewer people are dying in car accidents, motorcycle deaths have spiked across the U.S.

Experts link the increase in motorcyclist fatalities to changes in state helmet laws. Texas and Arkansas repealed their motorcycle helmet laws in 1997, starting a deadly trend across the States.
Florida followed a few years later, making helmet use only mandatory for riders under 21 or for riders without adequate medical insurance.

Here’s what happened in Florida after the law was changed: