Low Energy Availability, Menstrual Irregularity, and Low Bone Mass

Completed

Conditions studied: Bone Density, Energy Availability

In brief

This study examines the role of energy availability on menstrual function and bone mass in female adolescent endurance athletes. Specific evaluations include dietary intake, exercise energy expenditure, training schedules, menstrual function and bone density.

Key facts

Study ID

NCT01059968

Run by

USDA, Western Human Nutrition Research Center

People needed

45

Starts

2008-09-01

Expected to finish

2009-12-01

Last updated by the study team

2011-06-23

Who can join

Age: 15 and older, up to 17. Sex: female. Healthy volunteers: accepted.

You may qualify if…

• high school female cross country runners
• ages 15-17 years
• 1-5 years experience as cross country runner
• 25 miles or more/week training

You may not qualify if…

• medications known to affect bone metabolism
• pregnancy

Where it is running

• Marta Van Loan — Davis, California, United States

Full record on ClinicalTrials.gov

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