Variation in Performance During Menstrual Cycle

University of Aarhus1 site in 1 country40 target enrollmentOctober 1, 2018

ConditionsPerformance

Overview

Phase: Not Applicable
Intervention: Not specified
Conditions: Performance
Sponsor: University of Aarhus
Enrollment: 40
Locations: 1
Primary Endpoint: Change in jumping height
Status: Completed
Last Updated: 3 years ago

Overview Investigators Eligibility Criteria Outcomes Sites Similar Trials

Overview

Brief Summary

This project aims to investigate if muscle strength and muscle power fluctuate during the menstrual cycle.

The hypothesis is that the greatest performance will be measured right before ovulation, and at it's lowest on day 1 and 2 of the menstrual cycle in women not using any form for hormonal protection.

And that the performance in women using birth control pills, not will variated in the period where they are taking pills (day 1-21).

Registry

clinicaltrials.gov

Start Date

October 1, 2018

End Date

April 1, 2022

Last Updated

3 years ago

Study Type

Observational

Sex

Female

Investigators

Sponsor

University of Aarhus

Responsible Party

Sponsor

Eligibility Criteria

Inclusion Criteria

•18-35 years of age
•BMI 18.5-25.

Exclusion Criteria

•hormonal or metabolic disorders
•chronic sickness
•use of medication
•breast feeding, vegetarians
•diet containing a lot of soja based products
•injuries which make it impossible to do the tests

Outcomes

Primary Outcomes

Change in jumping height

Time Frame: 8 times per month, 2 to 5 days between measurements

measuring of change in muscle power

Change in grip strength

Time Frame: 8 times per month, 2 to 5 days between measurements

measuring of changes in muscle strength

Secondary Outcomes

Change in hormone levels(8 time per month, 2 to 5 days between measurements)
Change in motivation by questionnaire(8 times per month, 2 to 5 days between measurements)