In fact, I'm kind of surprised that they've stuck with the 10 - minute time limit for each act — the same amount of time allowed for the older levels. (gamingtrend.com)
Repeat this method every few minutes within a 15 or 30 minute time frame for maximum results. (healthyeatingdesign.com)
Losing 300 calories in a 30 - minute time period indoors can be challenging, but is possible. (xtremenodirect.com)