Change-iz Fitness is mobile, therefore training is done inside at your desired location or outside in the beautiful Hawaii sunshine, nothing but MOTIVATION, SWEAT, and HARD WORK. Change-iz Fitness is functional fitness designed to build strength and fitness through a variety of moderate to intense interval exercises. It is geared towards the loss of body fat, increasing cardiovascular efficiency, and strength. It gets people in the habit of having a regular routine exercise program in a one hour time period. ... read more.