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United States Department of Agriculture

Agricultural Research Service

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Blood Cell Responses to Exercise

We invite you to join a study to determine how platelets (blood cells that form clots) respond when a person performs an initial period of moderate exercise.


Why are we doing this study?

You will visit the Grand Forks Human Nutrition Research Center for information and screening meetings to assure that you meet eligibility criteria for participation. If you qualify for and are interested in participating in the study, you will visit the Grand Forks Human Nutrition Research Center five times. The initial visits are the Information and Screening Visits where you will be given information about the study and screened to assure that you meet eligibility criteria for participation. The remaining three visits are testing days that vary in time throughout a two week period. This study is being conducted by Matthew J Picklo, Ph.D., Susan K. Raatz, Ph.D., R.D., and James N Roemmich, PhD at the Grand Forks Human Nutrition Research Center in Grand Forks, ND.

The United States Department of Agriculture is funding this research study.

Who is eligible for this study?

  • Men and women between 30-60 years of age
  • Overweight or obese (BMI 25-39.9)
  • Nonsmoker
  • Free of major medical conditions
  • Not taking medications affecting lipid metabolism (Lipitor, etc.)
  • No current use of n-3 supplements (fish oil or flax oil)
  • May not be pregnant or lactating
  • Willingness to comply with the demands of the experimental protocol

What is required of me for this study?

  • 6 visits to the Center
  • Two 24 hour urine collections
  • Consume standard meal prior to testing
  • 25 minute increments of exercise on a cycle ergometer

Will I get compensated for my time?

You may be compensated as much as $100 for participating.

Who can I call about this study?

If you have more questions please call 701-795-8396 or email recruit@gfhnrc.ars.usda.gov

Click here to apply online.


Last Modified: 11/20/2013
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