Girl laughs for 12 years
A Chinese couple are desperately seeking a cure for their daughter who has been laughing non-stop for 12 years.
The mother, Yang Longying, of Chongqing, says it started when her second child, Xu Pinghui, had a fever when she was just eight months old.
"Ever since then, she has been laughing uncontrollably," she told the Chongqing Evening Post.
The couple say the situation worsened when she reached two years old because she lost her ability to speak and could only laugh.
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