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Jenn Zerling
Jenn Zerling, MS, CPT (JZ) has been an athlete her whole life and a fitness expert for over 13 years. She holds a Masters degree in Kinesiology and multiple national certifications. JZ is owner of JZ Fitness and is the author of Breaking the Chains of Obesity, 107 Tools. She has a JZ Fitness Nutrition app in development which will release Summer 2014. Check out for her updates. JZ is a presenter, educator, trainer and coach. Her goal is to break the chains of obesity for America, one person at a time.

Entries by Jenn Zerling

Compound It

(0) Comments | Posted May 13, 2014 | 8:34 AM

I am a huge fan of compound movements that work many muscle groups all in one exercise. Since humans move in all planes of motion, it is wise to train your body in multiple planes through multi-joint exercises so that you can maximize your strength and stamina for everyday life.

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Training Your Proprioception

(0) Comments | Posted April 15, 2014 | 8:43 AM

If you stand on a single leg and then close your eyes, most likely you will hop around and eventually place your foot on the ground to avoid falling. If you switch to the other side and repeat this activity, most likely it will be worse off than the first...

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Tabata Workout

(3) Comments | Posted March 15, 2014 | 10:35 AM

Want a quick workout that kicks your booty and gets you results soon? Meet the Tabata Method -- my favorite workout modality for improved power, strength and stability! Proceed with caution and always know your limits, because this workout is quite ballistic!

Think very quick movements for...

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4 High-Intensity Interval Training Program Modalities

(0) Comments | Posted February 11, 2014 | 11:18 AM

Also known as "HIIT," and seen all over the fitness industry, high-intensity interval training is known as the most effective way to train your cardiovascular systems. After an ample warm-up, think high-intensity sprints followed by recoveries that are determined based on your fitness level. The more fit you are, the...

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Stretch Your Potential Through Stretching

(1) Comments | Posted January 16, 2014 | 7:52 AM

Shockingly, back pain is the leading cause of disability in Americans under 45 years old. More than 26 million Americans between the ages of 20-64 experience frequent back pain (1). The main cause? Lack of flexibility and too much sitting. When I ask the question, "How long do you sit...

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Yoga XPress in Less Than 20 Minutes

(0) Comments | Posted December 10, 2013 | 11:38 PM

Meet Alex Curtis, yoga expert from Core Power Yoga on Wilshire in LA, who collaborated with me to come up with this Yoga Xpress routine.

Yoga Xpress is for those of you who just don't have time to get to a class and want a less-than-20-minute routine for the...

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Slow Head-to-Toe Workout

(0) Comments | Posted November 19, 2013 | 12:34 PM

Slow head-to-toe workout is a great way to hit every muscle group from head to toe, literally, while dragging out each repetition for a 4 count --1 count -- 4 count tempo. In less than 20 minutes, you can achieve a total body workout.

Perform as many...

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Fortunately 500 Workout

(0) Comments | Posted October 21, 2013 | 4:06 PM

Everyone wants an awesome workout that can be done virtually anywhere -- hotel room, bedroom, office, wherever! But how does one know how to do a workout without a gym and without knowing the moves to hit every single muscle group from head to toe? Fortunately for the exercise enthusiast,...

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Balls to the Wall Workout

(0) Comments | Posted October 3, 2013 | 11:34 AM

In 1990, almost 60 percent of U.S. adults reported little or no leisure-time physical activity. The statistics haven't improved much by 2005, which is mind-boggling considering all the health club and trainer opportunities available. Perhaps a simple at-home program idea involving the family or a friend...

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