Baek Byung-yeul is a journalist at The Korea Times focused on cultural content, including films and cultural events in South Korea. You can contact him at baekby@koreatimes.co.kr to share your insights.
To sleep better

Ko Kyung-min, Philips Korea's marketing manager, introduces the company's sleep and respiratory care products including the DreamStation continuous positive airway pressure (CPAP) machine, the DreamWear CPAP mask and mobile application DreamMapper during a press conference at the Plaza Hotel in Seoul, Wednesday. / Courtesy of Philips Korea
By Baek Byung-yeul