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Preventive Medicine

Study: Exercise program didn't alter postmenopausal estrogen metabolism

Published in Women's Health Weekly, July 29th, 2004

A recent study found that estrogen metabolism in a group of overweight and obese women wasn't affected when they engaged in a moderate-intensity exercise program.

The findings don't support those of previous studies suggesting that estrogen metabolism can be affected by exercise and body composition.

"Physical activity has been associated with reduced breast cancer risk, potentially via hormonal pathways, and high urinary excretion of 2-hydroxyestrone (2-OH El) relative to 16alpha-hydroxyestrone (16alpha-OH E-1) also has been associated with reduced breast cancer risk," said C. Atkinson and colleagues at the Fred Hutchinson Cancer Research Center,...

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