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Jack Spence

I am a professional amateur in the field of health and fitness. I usually write about business and business applications. However, my eating habits and sedentary lifestyle ensure that I keep up with the latest trends in fitness, diet, and wellness. For more info: http://www.fitnessrookie.com

 Articles by this Author

When I was younger and unable to afford luxuries like a personal trainer, I’d often pick up these little buzzwords like “feel the burn”, or maybe something like “no pain, no gain” Now one of these buzzwords was “core strength”