{"id":5207,"date":"2026-06-01T11:50:50","date_gmt":"2026-06-01T02:50:50","guid":{"rendered":"https:\/\/onboarding.bring.im\/?post_type=docs&#038;p=5207"},"modified":"2026-06-08T13:25:16","modified_gmt":"2026-06-08T04:25:16","password":"","slug":"faq-measure-05","status":"publish","type":"docs","link":"https:\/\/onboarding.bring.im\/en\/docs\/faq-measure-05\/","title":{"rendered":"Sleep is recorded as too long, too short, or otherwise inaccurate."},"content":{"rendered":"<p>b.ring measures sleep stages by analyzing heart rate variability (HRV) and subtle movements together. For more accurate sleep measurement, please check the following.<\/p>\n<p>1. Correct wearing direction and snug fit (most important): Wear the ring so the internal sensor (or the b logo) faces the palm side (under your finger). The PPG sensor needs to be in close contact with the blood vessels on the inside of your finger for accurate sleep analysis. If the ring rotates on your finger, records may be missed.<\/p>\n<p>2. Pre-sleep behavior: If you lie on the bed and use your phone for a long time before sleeping, or rest quietly, the device may interpret it as &#8220;sleep onset&#8221; and record a longer sleep time.<\/p>\n<p>3. Movement during sleep: If you toss and turn a lot, or your heart rate changes rapidly (e.g., during dreams), the device may interpret it as &#8220;awake&#8221; and record a shorter time than actual sleep. As continued wear builds up data, accuracy improves.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>b.ring measures sleep stages by analyzing heart rate variability (HRV) and subtle movements together. For more accurate sleep measurement, please check the following. 1. Correct wearing direction and snug fit (most important): Wear the ring so the internal sensor (or the b logo) faces the palm side (under your finger). The PPG sensor needs to [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"closed","template":"","meta":{"footnotes":""},"doc_category":[30],"doc_tag":[],"class_list":["post-5207","docs","type-docs","status-publish","hentry","doc_category-bring-measurement"],"translation":{"provider":"WPGlobus","version":"3.0.0","language":"en","enabled_languages":["ko","ja","en"],"languages":{"ko":{"title":true,"content":true,"excerpt":false},"ja":{"title":true,"content":true,"excerpt":false},"en":{"title":true,"content":true,"excerpt":false}}},"year_month":"2026-07","word_count":179,"total_views":0,"reactions":{"happy":0,"normal":0,"sad":0},"author_info":{"name":"apposter","author_nicename":"apposter","author_url":"https:\/\/onboarding.bring.im\/en\/author\/apposter\/"},"doc_category_info":[{"term_name":"Measurement Error","term_url":"https:\/\/onboarding.bring.im\/en\/docs-category\/bring-measurement\/"}],"doc_tag_info":[],"_links":{"self":[{"href":"https:\/\/onboarding.bring.im\/en\/wp-json\/wp\/v2\/docs\/5207","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/onboarding.bring.im\/en\/wp-json\/wp\/v2\/docs"}],"about":[{"href":"https:\/\/onboarding.bring.im\/en\/wp-json\/wp\/v2\/types\/docs"}],"author":[{"embeddable":true,"href":"https:\/\/onboarding.bring.im\/en\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/onboarding.bring.im\/en\/wp-json\/wp\/v2\/comments?post=5207"}],"version-history":[{"count":3,"href":"https:\/\/onboarding.bring.im\/en\/wp-json\/wp\/v2\/docs\/5207\/revisions"}],"predecessor-version":[{"id":5717,"href":"https:\/\/onboarding.bring.im\/en\/wp-json\/wp\/v2\/docs\/5207\/revisions\/5717"}],"wp:attachment":[{"href":"https:\/\/onboarding.bring.im\/en\/wp-json\/wp\/v2\/media?parent=5207"}],"wp:term":[{"taxonomy":"doc_category","embeddable":true,"href":"https:\/\/onboarding.bring.im\/en\/wp-json\/wp\/v2\/doc_category?post=5207"},{"taxonomy":"doc_tag","embeddable":true,"href":"https:\/\/onboarding.bring.im\/en\/wp-json\/wp\/v2\/doc_tag?post=5207"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}