It is often caused by an elongation of the eyeball that happens when people are young.

BBC: Massive rise in Asian eye damage

Exposure to light increases the levels of dopamine in the eye and this seems to prevent elongation of the eyeball.

BBC: Massive rise in Asian eye damage

"Better explanations for neck elongation must be sought elsewhere, " they write.

BBC: Earth News

But Supreme Court Judge Walter Onnoghen said on Friday: "To allow the governors seeking tenure elongation will allow a culture of impunity in the system", AFP news agency reports.

BBC: Nigeria's Supreme Court dismisses five governors

Mostly, his women work on pointe in ways that give their stances and locomotion added sharpness and elongation, but little in the way of intricate changes of direction, position or rhythm.

WSJ: Gambling on Les Ballets de Monte Carlo | Dance Review by Robert Greskovic