In California, I would never ride a bike or ski without a helmet. The roads and slopes are now too crowded with people not paying attention to their surrounding

In California, I would never ride a bike or ski without a helmet. The roads and slopes are now too crowded with people not paying attention to their surroundings. Somehow, the skiing (and boarding) industry has made helmets a fashion statement. Almost everyone wears one. The cycling industry just needs to make wearing a helmet cool.