A prospective longitudinal study demonstrates that wearable-derived circadian rest-activity rhythms predict physical function, memory performance, and neuropsychiatric health trajectories in older ...

Weaker, more fragmented circadian rest-activity rhythms in cognitively healthy adults were tied to smaller medial temporal lobe volumes, cross-sectional data showed. (Alzheimer's & Dementia) Plasma ...

Depression affects about 300 million people worldwide. New research suggests a large share of people have a type of depression tied to disruptions in their circadian rhythms.

Your daily rhythm may matter more for brain health than previously thought. Older adults with weaker, more disrupted activity patterns were far more likely to develop dementia than those with steady ...

Newswise — A study measuring daily rest-activity rhythms in older adults with no cognitive impairment found that weaker, more fragmented daily rhythms were associated with smaller memory-related brain ...

Share on Pinterest Research suggests that older adults with stronger rest-activity rhythms display signs of slower biological aging. Image credit: MNT Design/EyeEm ...

Older adults with the weakest 24-hour activity rhythms were roughly 2.5 times more likely to develop dementia than peers with the strongest rhythms, according to a study published December 29, 2025 in ...

Circadian health interventions may improve ADHD symptoms for a significant group of individuals with attention deficit disorder, according to a new perspective review published in Frontiers in ...

If work and school obligations evaporated, nearly half of ADDitude readers say their bodies would naturally fall asleep after midnight. Roughly a quarter say they’d fall asleep around 1 or 2 a.m., ...