Support mental resilience
Understand the signals behind stress and wellbeing
Explore stress physiology, sleep, resilience, cognition and the wider context behind device-generated readiness and stress scores.
9 published guidesBrowse the complete library
Brain, Stress & WellbeingPublished guides
Brain, Stress & Wellbeing
9 results
In-depth guideSupplementsMagnesiumAn evidence-based guide to magnesium benefits, dosage, forms, sleep claims, side effects, interactions, food sources and who may actually benefit.18 min read
Quick guideWearable devices and notificationsApple Watch Vitals outliersReview an outlier against your baseline, symptoms and recent changes.
Quick guideWearable devices and notificationsGarmin Body BatteryRead energy estimates against sleep, stress and recent activity.
Quick guideWearable devices and notificationsGarmin HRV StatusUse personal HRV baselines instead of comparing one number with others.
Quick guideSignaux de sommeil, de forme physique et de récupérationLow HRVStart with your own baseline, measurement conditions and repeated change.
Quick guideSignaux de sommeil, de forme physique et de récupérationSleep ScoreLook beneath a score at duration, timing, consistency and disturbances.
Quick guideSignaux de sommeil, de forme physique et de récupérationSleep and recoveryConnect sleep patterns with how you feel and perform over time.
Quick guideSignaux de sommeil, de forme physique et de récupérationStress ScoreSeparate device estimates from the wider physical and emotional context.
Quick guideSignaux de sommeil, de forme physique et de récupérationReadiness ScoreUse readiness to ask what changed rather than obeying one score.Explore more
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We separate established findings from promising research, uncertainty and unsupported claims. Every published guide links to its sources and explains its limits.




