# Investigating the Effects of Time-of-day and Menstrual Cycle Phase (Low and High Progesterone) on Female's Cognitive and Strength Performance

> **NCT07399847** · — · NOT_YET_RECRUITING · sponsor: **Lancaster University** · enrollment: 30 (estimated)

## Conditions studied

- Circadian Rhythm
- Menstrual Cycle Phase
- Female Athletes
- Executive Function (Cognition)
- Eumenorrhea
- Strength

## Interventions

_None listed._

## Key facts

- **NCT ID:** NCT07399847
- **Lead sponsor:** Lancaster University
- **Sponsor class:** OTHER
- **Phase:** —
- **Study type:** OBSERVATIONAL
- **Status:** NOT_YET_RECRUITING
- **Start date:** 2026-02
- **Primary completion:** 2026-06
- **Final completion:** 2026-09
- **Target enrollment:** 30 (ESTIMATED)
- **Last updated:** 2026-02-10

## Collaborators

- [object Object]

## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT07399847

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT07399847, "Investigating the Effects of Time-of-day and Menstrual Cycle Phase (Low and High Progesterone) on Female's Cognitive and Strength Performance". Retrieved via AI Analytics 2026-07-06 from https://api.ai-analytics.org/clinical/NCT07399847. Licensed CC0.

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