These young girls just wanted to dance. Now they'll never stand again.

Two thousand children. Two thousand wheelchairs. One cause: backbending paralysis.

Why do experts keep advising that children under 10 should not do backbends? And what are the medical truths and social realities behind it?

Tune in to our full investigative documentary: The Dangerous Bend: A Neglected Truth for Children.

Executive producer: Zhang Jingwen

Producer: Yang Sha

Director: Chen Chen

Videographers: Chen Yizhe, Wei Rusong, Qin Weigang, and Zhang Donghua

Cover design: Liu Shaozhen