Staying Healthy
MET-hour equivalents of various physical activities
In a study involving more than 83,000 participants in Harvard's Nurses' Health Study, researchers found a strong association between a high level of physical activity and a reduced risk for colon cancer. Researchers used a measure called metabolic equivalents, or METs, to assess physical activity levels. Women who reported 21 MET hours per week—equivalent to about seven hours per week of brisk walking—were half as likely to develop colon cancer as those who got only two MET hours per week (equivalent to walking slowly for one hour per week).
To continue reading this article, you must log in.
Subscribe to Harvard Health Online for immediate access to health news and information from Harvard Medical School.
- Research health conditions
- Check your symptoms
- Prepare for a doctor's visit or test
- Find the best treatments and procedures for you
- Explore options for better nutrition and exercise
I'd like to receive access to Harvard Health Online for only $4.99 a month.
Sign Me UpAlready a member? Login ».
Disclaimer:
As a service to our readers, Harvard Health Publishing provides access to our library of archived content. Please note the date of last review or update on all articles.
No content on this site, regardless of date, should ever be used as a substitute for direct medical advice from your doctor or other qualified clinician.