Will staring at your cell phone cause you to become nearsighted? Dr. Dagny Zhu, ophthalmologist and LASIK surgeon, is on the show today to answer that question and to also talk about LASIK surgery!

This segment originally aired on January 26, 2019.

盯著手機屏幕會導致您近視嗎？眼科醫師和LASIK外科醫師Dagny Zhu博士今天在節目中將會回答這個問題，還會談論眼睛鐳射手術！

該部分節目最初於2019年1月26日播出。