Environment Scents derived from tea, lavender, sandalwood, and coniferous trees improve sleep quality. Scent EffectsOne of the effects of fragrance is a calming effect. The sedative effect refers to the ability to calm an i... 2021.10.12 Environment
Environment Adjusting lighting to red and dark before sleep improves sleep quality Improve the lighting environment in the bedroomThe research paper "良質な睡眠のための環境づくり -就寝前のリラクゼーションと光の活用-" is cited and refe... 2021.10.06 Environment
Environment Create a bedroom environment for better sleep quality. Properly arrange the bedroom environment for good sleep.Environment is important for good sleep. Of particular importanc... 2021.09.04 Environment