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Substrate Study


Are you a male Combat Sport Athlete or Runner? Do you have at least 3 years of experience? Do you exercise at least 4 times a week? You may qualify to participate in Drexel’s Substrate Study!

Research Objective: The purpose of this study is to better understand individual and sport specific differences in energy use during exercise.

Who is eligible:

Males (18+ years of age and older) who meet the following criteria:
• Are a Runner or Combat Sport Athlete (Judo, Jiu Jitsu, Wrestling)
• 3 or more years of experience
• Exercise at least 4 days per week
• Non-smokers

What is involved:

• 4 study visits where we will assess the following:
• Aerobic capacity (VO2max), Substrate use during exercise and dietary intake

For participating:

• Find out your: aerobic fitness level and what type of foods your body prefers during exercise
• Analysis of your usual dietary intake
• Monetary compensation is not available, but you will receive your test results at no cost

Where and when does the study take place?

• 4 study visits (2 hours each session), approximately 1 week apart
• Location: 1601 Cherry Street, Philadelphia, PA 19102

If you are interested in participating in this study, please contact:

For a printable version of this flyer, click here to download

This research is conducted by a researcher who is a member of Drexel University.