Fairfield fitness studio keeps heart rates upvisit|article-5879008|mobile_home_category_body-1685|3

... "The orange zone is what we define as the fourth of the five heart-rate zones," said Mark Molina, owner of the Fairfield location, the first in the state. "It's when your heart rate is working at 83 to 91 percent of its maximum capacity, and we want ...



via Fairfield Newswire http://m.ctpost.com/news/article/Fairfield-fitness-studio-keeps-heart-rates-up-5879008.php