Our Trainers

All of our fitness professionals are insured, CPR/AED certified, and current on their personal training certification.

theresa-cordovaTheresa Cordova: MS, CPT, RTS

Theresa has been a Certified Personal Trainer- Health Fitness Instructor since 2004 working with a variety of clients.

Specialization: exercise physiology, resistance training biomechanics, strength training, fitness assessments, injury prevention, cardiopulmonary function, performance enhancement, metabolic evaluations, youth fitness, and clients of special populations: i.e. orthopedic and cardiopulmonary limitations, hypertension, and metabolic disorders.

chester indiviglioChester Indiviglio: CPT EFS

Chester’s passion for fitness began over 30 years ago when he started in his martial arts training.  With his extensive background in the martial arts Chester has learned that this discipline can be an exercise form that inspires and encourages clients in engaging in physical activity.  Recently joined the AAPTE community of certified personal trainers in 2017.

Specialization: 5th degree Black Belt American Combat Karate, Black Belt Brazilian Jujitsu, Certified ASP Police Defense.


Stephen Lee: BS, C.P.T.

Stephen is the Health and Wellness Director for the Patchogue and Brookhaven YMCA’s on Long Island. As the director, he is responsible for all group exercise, personal training, and chronic disease programs that are offered at the Y. Stephen is committed to the continual education of people within in the fitness industry. As such, the quality of the education is paramount. AAPTE graduates possess the knowledge to excel in a field that suffers with mediocrity.

Specializations: AAPTE Personal Training Program, a martial artist since the age of twelve, plus a degree in mechanical engineering from Brooklands College in England.


Sean McCarthy: CPT EFS

Teaching Internship with A.A.P.T.E., 3 Month Mentorship with Justin Trolle (Olympian Triathlon Coach)
TRX Certification

Specialization Level 1 Certified Triathlon Coach
AAPTE Certified Personal Trainer/Nutritional Consulting

Personal Accomplishments: 4 Marathons, 4 Half Ironman and 2 full Ironman, Qualified for USAT Nationals: sprint distance 2012, Olympic & Long course distance 2013.


Changes For Life offers many diverse fitness professionals to fit your personal needs. Please contact us at jcordovacfl@gmail.com for more information about any of the fitness professionals listed above or for many other Changes For Life fitness professionals who are not listed above but equally qualified.

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