Mayo Clinic Health Library

Exercise: Are you working hard enough?

Updated: 10-10-2012

You're aiming for moderate intensity when you exercise, but how do you know if you're achieving it? You're probably exercising at moderate intensity if you're breathing faster and you break into a light sweat after about 10 minutes of activity. If you're not sure, try the talk test: If you can carry on a conversation but you can't sing, you're probably exercising in the moderate-intensity range.

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