Do air purifiers help with sleep quality in Japan?

Participants A total of 298 female students aged 18–25 years in Japan were included in this study. Primary and secondary outcome measures The Menstrual Distress ... Traditional Japanese rooms usually have a light cotton filled mattress called a futon that you lay out on the tatami mat flooring and sleep on. Tatami is a ... Mar 4, 2004 ... To clarify the sleep habits, and predictors thereof, in Japanese high-school students, a community study was conducted. Jan 7, 2023 ... My recent stay at a capsule hotel called Nine Hours Otemachi was cheap — I paid $26 for a one-night stay — but I did forgo some of the comforts ... BRAIN SLEEP is a Japan-based sleep start-up company established with the ... The three-layer and seven-gradient structure developed with Japanese ... Jul 1, 2019 ... I've put together a comprehensive account of what to expect in each of these types of lodging set-ups, and which I think are best suited for different types of ... Feb 15, 2006 ... The Relationship Between Depression and Sleep Disturbances: A Japanese Nationwide General Population Survey. Yoshitaka Kaneita, MD ; Takashi ... Mar 21, 2025 ... According to Healthline, Japanese floor mattresses tend to be firmer than traditional beds. Their naturally firm support promotes deep sleep ... Dec 29, 2015 ... Higher daily isoflavone intake was positively associated with optimal sleep duration and quality in a Japanese population. Mar 10, 2023 ... A good nights sleep is therefore very important to learning in general. Sleep deprivation has a huge effect on your ability to absorb new information and learn.