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Studies

Study libraryReference notes for deep reading.

This is a research index. For a synthesis around one training question, start with the topic guides under Performance Science Lab.

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290 studies for time-to-exhaustion.

endurance
2026

Where am I struggling? Detailed benchmarks for every… (PMID 42189569)

PMID 42189569 (2026): where, struggling — Time-trial performance, Time to exhaustion, Recovery speed (study note for endurance athletes).

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endurance
2026

Strengthening recovery, enduring sleep. An ecological… (PMID 41762273)

PMID 41762273 (2026): endurance — Time-trial performance, Time to exhaustion, Recovery speed (study note for endurance athletes).

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endurance
2026

Hyrox(c): A Descriptive Analysis of Participation Tre… (PMID 41380137)

PMID 41380137 (2026): hyrox, descriptive — Time-trial performance, Time to exhaustion, Recovery speed (study note for endurance athletes).

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supplements
2026

Caffeine intake reverses the impairment of sleep rest… (PMID 40640600)

PMID 40640600 (2026): caffeine — Time-trial performance, Time to exhaustion (study note for endurance athletes).

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supplements
2026

Effects of Acute Caffeine Intake on Endurance Perform… (PMID 41147687)

PMID 41147687 (2026): caffeine — Time-trial performance, Time to exhaustion (study note for endurance athletes).

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hydration
2026

Inadequate fluid replacement during prolonged cycling… (PMID 42068372)

PMID 42068372 (2026): hydration, fluid — Time to exhaustion, Performance in heat, Cramp risk (study note for endurance athletes).

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hydration
2026

Comparison of pilocarpine- versus exercise-induced sw… (PMID 41532800)

PMID 41532800 (2026): hydration, sodium — Time to exhaustion, Performance in heat, Cramp risk (study note for endurance athletes).

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fueling
2026

Does a low-carbohydrate diet impede endurance sports… (PMID 42070893)

PMID 42070893 (2026): carbohydrate, carb — Time to exhaustion, Time-trial performance, Fat oxidation (study note for endurance athletes).

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supplements
2026

CYP1A2 Genotype and the Ergogenic Effect of Acute Caf… (PMID 41627185)

PMID 41627185 (2026): caffeine — Time-trial performance, Time to exhaustion (study note for endurance athletes).

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endurance
2025

Integrative Physiological Strategies for Monitoring D… (PMID 41295764)

PMID 41295764 (2025): aerobic — Time-trial performance, Time to exhaustion, Recovery speed (study note for endurance athletes).

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endurance
2025

Acute physiological responses and performance determi… (PMID 40230601)

PMID 40230601 (2025): endurance — Time-trial performance, Time to exhaustion, Recovery speed (study note for endurance athletes).

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endurance
2025

High Intensity Functional Training in Hybrid Competit… (PMID 41133555)

PMID 41133555 (2025): aerobic, endurance — Time-trial performance, Time to exhaustion, Recovery speed (study note for endurance athletes).

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fueling
2025

Ketone ester ingestion increases exogenous carbohydra… (PMID 40794305)

PMID 40794305 (2025): carbohydrate, carb — Time to exhaustion, Time-trial performance, Fat oxidation (study note for endurance athletes).

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breathing
2025

Assessment of Inspiratory Muscle Endurance in Healthy… (PMID 40960192)

PMID 40960192 (2025): respiratory, breathing — Time to exhaustion (study note for endurance athletes).

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supplements
2025

The Acute Effects of Caffeine and Normobaric Hypoxia… (PMID 40675560)

PMID 40675560 (2025): caffeine — Time-trial performance, Time to exhaustion (study note for endurance athletes).

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breathing
2025

Inspiratory Muscle Performance and Its Correlates Amo… (PMID 41440791)

PMID 41440791 (2025): respiratory — Time to exhaustion (study note for endurance athletes).

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fueling
2025

Impact of carbohydrate timing on glucose metabolism a… (PMID 40259503)

PMID 40259503 (2025): carbohydrate, carb — Time to exhaustion, Time-trial performance, Fat oxidation (study note for endurance athletes).

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supplements
2025

Effects of taurine combined with caffeine on repetiti… (PMID 39948152)

PMID 39948152 (2025): caffeine — Time-trial performance, Time to exhaustion (study note for endurance athletes).

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supplements
2025

Acute caffeine supplementation offsets the impairment… (PMID 39438312)

PMID 39438312 (2025): caffeine — Time-trial performance, Time to exhaustion (study note for endurance athletes).

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supplements
2025

Performance-enhancing effects of caffeine and L-Thean… (PMID 40977612)

PMID 40977612 (2025): caffeine — Time-trial performance, Time to exhaustion (study note for endurance athletes).

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supplements
2025

Acute effects of combined and isolated caffeine and t… (PMID 41668720)

PMID 41668720 (2025): caffeine — Time-trial performance, Time to exhaustion (study note for endurance athletes).

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supplements
2025

Intrasession Caffeine Intake and Cycling Performance… (PMID 39326860)

PMID 39326860 (2025): caffeine — Time-trial performance, Time to exhaustion (study note for endurance athletes).

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fueling
2025

Acute ingestion of snake fruit jelly improves glycemi… (PMID 41139389)

PMID 41139389 (2025): glucose — Time to exhaustion, Time-trial performance, Fat oxidation (study note for endurance athletes).

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hydration
2025

Impact of Ad Libitum Hydration on Muscle and Liver Da… (PMID 40001904)

PMID 40001904 (2025): hydration, fluid — Time to exhaustion, Performance in heat, Cramp risk (study note for endurance athletes).

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supplements
2025

Acute Effects of Caffeine and Taurine Co-Ingestion on… (PMID 40956767)

PMID 40956767 (2025): caffeine — Time-trial performance, Time to exhaustion (study note for endurance athletes).

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supplements
2025

Caffeine enhances performance regardless of fueling s… (PMID 40964913)

PMID 40964913 (2025): caffeine — Time-trial performance, Time to exhaustion (study note for endurance athletes).

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supplements
2025

Single and combined effect of beetroot juice and caff… (PMID 40369047)

PMID 40369047 (2025): caffeine, beetroot — Time-trial performance, Time to exhaustion (study note for endurance athletes).

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supplements
2025

Effects of caffeine and its metabolites, theobromine… (PMID 40850526)

PMID 40850526 (2025): caffeine — Time-trial performance, Time to exhaustion (study note for endurance athletes).

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hydration
2025

Hydration assessment and physical performance of moun… (PMID 40594074)

PMID 40594074 (2025): hydration, dehydration — Time to exhaustion, Performance in heat, Cramp risk (study note for endurance athletes).

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breathing
2025

Effects of simultaneous aerobic and inspiratory muscl… (PMID 40601012)

PMID 40601012 (2025): inspiratory muscle training, respiratory — Time to exhaustion (study note for endurance athletes).

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