well, it's all to do with aerodynamics, isn't it? I mean, if the helmet is very smooth and ends quite low down at the front- like a helmet for a cyclist racing in something or other- the air will pass by him easily, making less energy wasted by trying to get the air out of the way. that sounds a bit stupid, but you know what I mean. Probably.
A bicycle helmet is a piece of protective headgear intended to be worn while riding a bicycle.
Bicycle helmets are designed to keep cyclists safe. If a cyclist should fall or be hit by a car the helmet should protect their head to help avoid a possible brain injury.
Because helmets protect the brain in the event of a wreck, they are essential to the safety of every cyclist. You may also use the concluding sentence to transition to the topic of the next paragraph. ... Because helmets protect the brain in the event of a wreck, they are essential to the safety of every cyclist.
A moped helmet is sturdier, heavier and less ventilated. It is expected to provide decent protection at accidents at higher speeds than a bicycle helmet. A bicycle helmet is lighter, better ventilated and only has to provide decent protection at lower speeds than a moped helmet.
First, I assume the question is really..."Do you salute the American flag while you are wearing a bicycle helmet?" If the helmet is part of a uniform, you salute. If it's not, you take the helmet off and hold it over your heart. Second, if the question is..."Do you salute a bicycle helmet with an American flag on it?" then the answer is no.
The cast of The Invisible Bicycle Helmet - 2012 includes: Terese Alstin as herself
If you have a helmet yes
To prevent head injuries. -------------------- The same reason other places did--- money.
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All Bicycle riders under 18 are required to wear a helmet
It is recommended that you wear a helmet, but it is not a legal requirement
A Bicycle helmet