Personal Trainer Staff

Why Hire A Personal Trainer?

When you hire a personal trainer, you are not just purchasing their physical presence and guidance through your workouts, but also their education, experience, knowledge and expertise with program development and design.

Our bodies have more than 200 bones, over 600 muscles and approximately 230 moveable and semi-moveable joints.
Let's face it, our bodies are extremely complex!
Personal trainers have been educated in these complexities and therefore, are uniquely qualified to help you achieve your physical fitness goals as safely and quickly as possible. In addition, Personal Trainers are continuously re-educating themselves to make sure they keep up to date with the latest and greatest fitness programs, exercises and techniques, while distinguishing between the fitness marketing hype.


Karl Zelenakas

Karl Zelenakas is an ACE Certified Personal Trainer and is presently attending UNF in order to achieve his Bachelor's degree in Physical Education. Upon graduation, he plans to pursue his Master's. Karl has been dedicated to living an active and healthy lifestyle for the past seven years, with much experience and knowledge in fitness and nutrition. Karl has Active Duty and Reserve Duty Experience with the U.S. Navy. While serving as a Physical Training Coordinator, he helped maintain the crew's fitness at exceptional levels to succeed in bi-yearly physical readiness tests. From Karl " "I have been overweight and unhealthy, I used to never eat right, I let myself become very fat, weighing 230 pounds, before I realized this wasn't the way to live." Karl now weighs 170 lbs with 5-6% body fat due entirely to healthy eating and exercise. "I have the ability to connect with people who struggle to lose weight because like I said, I have been in that situation before. I have the experience to fulfill the needs of any client in any situation, regardless of the training environment, ranging anywhere from strength building and mass gaining, to fat loss and muscle toning." "I feel the constant need to change people's live in a positive way, by using my knowledge of fitness, nutrition, and the use of CONSTANT MOTIVATION!"