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HEALTH & LONGEVITY GLOSSARY

Evidence-based definitions for fitness metrics, biomarkers, and training concepts.

All Categories Cardiovascular Health (5) Sleep Science (5) Metabolic Health (5) Fitness Metrics (5) Nutrition & Diet (5) Hormones & Endocrine (5) Inflammation & Immunity (5) Longevity & Aging (5) Mental Performance (5) Recovery & Adaptation (5)
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Sleep Science

2 terms

Sleep Efficiency

Well-Established

The percentage of time spent actually sleeping versus total time in bed, a key indicator of sleep quality.

Sleep Science | 19 views

Sleep Latency

Well-Established

The time it takes to transition from full wakefulness to sleep after getting into bed with the intention to sleep.

Sleep Science | 20 views
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