Do I need a BMX Helmet?

You always need a BMX helmet wherever you ride bicycles. Statistics say it's likely you will crash at least once in your next 4.500 miles, perhaps much sooner than that, and even a low-speed fall from a bycicle can potentially hurt your head pretty bad. Head injuries cause 75% of annual bycicle-related deaths in the US, and medical research shows that helmets can prevent up to 85% of head injuries.

Consumer Reports has some recommendations for brands.

Medical research shows that bike helmets can prevent 85% of cyclists' head injuries. And helmets may be required by law in your area.