id: sig-20260710-fatigue-certainty
site_id: fatigue
site_hint: "Fatigue — symptom"
attribute: certainty
value: "Menopause-specific causal evidence distinguishing fatigue from aging and sleep disruption is limited."
source_url: https://www.nature.com/articles/s44294-025-00061-3
source_title: "Perimenopause symptoms, severity, and healthcare seeking in women in the US"
publisher: npj Women's Health
observed_date: "2026-07-10"
collected_by: gn_info_scout/1.0.0
confidence: high