Sixty-four-year-old Thai Ngoc, known as Hai Ngoc, said he could not sleep at night after getting a fever in 1973, and has counted infinite numbers of sheep during more than 11,700 consecutive sleepless nights. “I don’t know whether the insomnia has impacted my health or not. But I’m still healthy and can farm normally like others,” Ngoc said. Proving his health, the elderly resident of Que Trung c