Because they have a death wish. Always wear a helmet. ALWAYS.
Kind of a loaded question for many but yes they should
Professional baseball teams only wear helmets when batting and they don't have designated colors. Several baseball players wear red helmets when batting.
Cyclists wear form-fitting clothing made from aerodynamic materials, such as lycra, to reduce drag. This helps streamline their body and reduce wind resistance, ultimately improving speed and efficiency. Additionally, cyclists may wear helmets and use equipment like aerodynamic wheels to further minimize air resistance.
all motorcyclists wear helmets, squids don't wear helmets.
Sikhs do not have to wear crash helmets as part of there religion.
Not all builders wear yellow helmets, but builders generally wear brightly colored helmets...brightly colored to maximize their visibility at the work site, and helmets to protect their heads from injury.
Mostly vert pro skaters wear the helmets.
Players wear helmets when playing American soccer.
Different helmets
spacemen wear helmets because , there is no oxygen in space. They have to carry an oxygen cylinder on their backs.
Skateboarders don't usually wear helmets unless skating a vert ramp