Here’s something your mama never told you about.

A Chinese man was hospitalized for blindness after playing computer games for four days straight.

According to China Daily, Xu from Xining, capital of Qinghai province, went to a cyber cafe after arguing with his wife. The businessman went without sleep for four straight days playing online games until he complained that he had lost his vision.

Doctors said Xu, whose age was not released, suffered from temporary blindness and should regain his eye sighter after some much needed rest.

Source: China Daily, Flickr