First balled dancer that used pointe shoes was Marie Taglioni in 1832 ballet "La Sylphide".
Peripheral vision.
Because of the need to maintain strict head position while dancing, doctors often prescribe use of dance for those patients that need to develop their peripheral vision.
More men and boys in dance?
Male dancers, such as Mikhail Baryshnikov, are admired for their strength, grace, agility and musicality, as well as their masculinity.