Headgear is worn either for protection or for fashion, sometimes both.
Usually you wear a rugby jersey, rugby shorts, rugby socks and boots. Some people like myself wear headgear and 99.999% of people wear mouth guards
kerchief
kerchief
Some can but others don't
New techniques mean headgear does not have to be worn by anyone. While some orthodontists still use headgear it is hard to imagine trying to get anyone to do this when other options now exist.
The emperor used to wear royal dresses alongwith headgear (Taj).
they wear bright headgear,feathers,body paint,piercing. lolash
A hat helps to keep the head cool and provides some shade for the head as well as the eyes.
Most players that wear headgear, have suffered from some kind of head injury (often a fractured skull) that forces them to wear extra protection as a consequence. Examples are Chelsea FC goalkeeper, Petr Cech, and Inter Milan defender, Christian Chivu.
Because white reflects light and heat, wearing white would make you cooler, no matter where you wear it.
The distinctive headgear of a shriner is a red fez, a kind of brimless conical cap.
Light clothing reflects heat energy away from the body and headgear acts as insulation for the brain. (Just like an ice chest, insulation helps to keep cool things cool and hot things hot)