# Sleep Quality and Overactive Bladder Study > Live situation record from CLSTR: https://clstr.news/situations/sleep-quality-and-overactive-bladder-study > Updated: 2026-08-02T04:00:01.000Z. Sources: 4. Developments: 2. Researchers from Heilongjiang University of Chinese Medicine analyzed data from 6,603 U.S. adults in the NHANES health survey using wrist‑wear accelerometers. The July 30 snapshot reported that stronger, more regular day‑night activity patterns and longer, more efficient sleep were associated with a lower likelihood of overactive bladder (OAB), while disrupted rhythms modestly increased risk. Depression was identified as a partial mediator of this relationship. A follow‑up snapshot on August 2 reiterated the same findings and noted the study’s publication in *Neurourology and Urodynamics*. It also highlighted a separate investigation presented at the SLEEP 2026 conference, which linked an evening chronotype (late bedtime) to higher anxiety, loneliness, and poorer mental health, suggesting that nighttime loneliness mediates the anxiety‑chronotype link. Together, the snapshots trace the initial epidemiological association between sleep health and OAB and expand the discussion to related mental‑health outcomes linked to sleep timing. ## Timeline ### 2026-08-02: Sleep patterns linked to overactive bladder and mental health risks Studies link poor sleep quality and irregular circadian rhythms to higher risk of overactive bladder, while late‑night sleep timing is associated with increased anxiety, loneliness and poorer mental health. 2 sources. https://clstr.news/cluster/sleep-patterns-linked-to-overactive-bladder-and-mental-health-risks ### 2026-07-30: Sleep Quality Linked to Lower Risk of Overactive Bladder in US Study A U.S. study of 6,603 adults found that better sleep duration, efficiency and regular circadian rhythms are associated with lower odds of overactive bladder, while disrupted sleep and depression increase risk. 2 sources. https://clstr.news/cluster/sleep-quality-linked-to-lower-risk-of-overactive-bladder-in-us-study --- Cite as: Sleep Quality and Overactive Bladder Study. CLSTR, https://clstr.news/situations/sleep-quality-and-overactive-bladder-study