sleep quality
How well rested
Sleep quality is how well you sleep, measured not by duration but by depth, continuity, and restorative effect.
Poor sleep quality leaves you tired even after eight hours; good sleep quality means waking refreshed.
The term appears frequently in health contexts: Stress affects sleep quality, tips for improving sleep quality.
- noise levelsIntensity of ambient sound
- white noise machineProduces constant ambient sound
- melatoninCircadian rhythm regulator
- circadian rhythmBuilt-in sleep-wake cycle
- REM cycleSleep phase with vivid dreams
bedtime rituals · weighted blanket · dream recall · cortisol levels · light exposure · heart rate variability · relaxation techniques · counting sheep · eight hours · blackout curtains · fitful · mental fatigue · tossing · snoring · stress management · restless night · bedtime · anxiety
- wellness indicatorslife satisfaction, happiness index, physical health, stress levels, self-esteem
- sleepsleeping, nap, doze, slumber, naps
- senior wellnesshealth, wellbeing, active lifestyle, healthy diet, balance exercises
- Brain MeasuresEEG, fMRI, MRI images, brain scan, brain scans
- lucid dreaminglucid dreaming, lucid dreams, reality check, reality checks, dream journal
- medical outcomessurvival rate, cure rate, mortality, death rate, remission
sleep qualitysleep deprivation
Inadequate rest condition
restless sleep · broken sleep · fitful sleep · light sleep · insomnia
sleep qualitysleeplessness
Inability to rest
wakefulness · tossing and turning · nightmares · night terrors · sleep anxiety