Performance During Menstrual Cycle

Variation in Performance During Menstrual Cycle

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).

Inclusion Criteria:

• Women
• 18-35 years of age
• BMI 18.5-25.

Exclusion Criteria:

• Smoking
• 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