Or, you could simply leave it in another room on SILENT mode.

Or, you could simply leave it in another room on SILENT mode.
http://www.sbs.com.au/topics/life/health/article/2016/01/15/new-iphone-update-will-help-you-go-bed?cid=inbody:psychologists-explain-your-phone-anxiety-and-how-to-get-over-it