Meet Our Staff

Joseph Zeleznock

MSPT, Owner/Operator
Joe is owner and operator of FitLife, as well as a Licensed Physical Therapist. Joe received his Bachelor's Degree from the University of Massachusetts at Amherst in Exercise Physiology. After graduation, he gained experience as an exercise physiologist in numerous outpatient physical therapy settings. From these experiences, his passion grew to open his own center that would provide comprehensive care for the patient and fitness member alike. He later moved to Pennsylvania and completed his Master's Degree in Physical Therapy from Neumann College. Throughout graduate school, Joe managed a wellness center which afforded him the opportunity to gain experience operating a full wellness center including fitness, aquatics and rehabilitation. Joe remains passionate about opening many FitLife facilities which include both fitness and rehabilitation under one roof, guided by highly trained staff while providing the best in customer service. 

Cheryl Nowlan

PT, DPT, Clinic Supervisor
Cheryl earned her Bachelor's Degree from Sacred Heart University in 2009 and her Doctorate in 2012. While at Sacred Heart, Cheryl was the captain of her dance team which finished fourth in the nation in Collegiate Division 1 Dance. In graduate school, Cheryl traveled to Guatemala with a group of physical therapy students to provide physical therapy services at various locations throughout the country. After graduation, Cheryl worked at a private outpatient clinic in Fairfield County, Connecticut, and then at the Yale University Health Center in New Haven, Connecticut. Originally from Havertown, Cheryl is very excited to be back in the Philadelphia area, and looks forward to treating patients at FitLife. Outside of physical therapy, Cheryl enjoys running, dancing, playing soccer and traveling.

Natasha Clarke

Natasha earned a Bachelor of Science Degree from Fairleigh Dickinson University in 2014 and earned her Doctorate Degree in Physical Therapy from Rutgers University in 2016, graduating with honors in both clinical and academic excellence. While at Fairleigh Dickinson, Natasha played on the NCAA Division I Women's Soccer Team. Natasha has worked within the medical field and held a passion for an active lifestyle. During her clinical internships, she gained valuable experience with a very diverse orthopedic and sports patient population as well as with a wide variety of pediatric patients. Natasha emphasizes a one-on-one approach with her patients. She focuses on manual techniques and education to both optimize movement and restore patients to their highest quality of life. Natasha recently moved to Philadelphia and is enjoying exploring the city and everything it has to offer. Outside of Physical Therapy, Natasha enjoys cooking, hiking, running, and reading.

Chelsea Anne Snell

Chelsea earned a Bachelor of Science Degree in Kinesiology from the Pennsylvania State University in 2012 and a Doctorate Degree in Physical Therapy from Long Island University in 2015. At Penn State University she worked as a Strength Trainer at the multiple recreation centers on campus, which further drove her passion for health, wellness, and an active lifestyle. After graduating with her DPT, Chelsea worked at NovaCare Rehabilitation prior to joining the Physical Therapy staff at FitLife. Through her graduate internships and work experience, Chelsea has treated patients with a wide variety of orthopedic, neuromuscular, geriatric, work-related, and post-surgical conditions. Chelsea focuses on building relationships with patients through one-on-one treatment in order to improve their care and overall quality of life. Outside of physical therapy, she enjoys skiing with her family, traveling, dancing, weight training, and playing soccer.

Leticia English

Leticia (Letty) earned a Bachelor's Degree in Kinesiology from Pennsylvania State University in 2003, and a Doctorate in Physical Therapy from Shenandoah University in 2006. She worked in developmental pediatrics at Children's Hospital of the King's Daughters and Cincinnati Children's Hospital. While at Cincinnati she received her Competency in Vestibular Rehabilitation from Emory University and instituted a Pediatric Balance Center at Cincinnati Children's Hospital, treating a wide range of disorders including concussions, BPPV, vestibulotoxicity (from chemotherapy and antibiotics), vertigo associated with migraines, cervicogenic dizziness, and vestibular hypofunction. She relocated to Philadelphia and started at FitLife in 2011. She specializes in vestibular rehabilitation and treats a wide variety of vertiginous and balance disorders. She enjoys improving patients' quality of life and helping them return to their peak level of function.

Jennifer Page

Physical Therapist Assistant
Jenn grew up in Scranton, PA and decided to make a move to Philadelphia after finishing Physical Therapist Assistant school at Johnson College. Before deciding to pursue physical therapy as a career, Jenn completed a year of outdoor leadership training, during which she traveled the United States learning how to lead excursions in the outdoors. After obtaining a shoulder injury, and later undergoing surgery, Jenn completed months of her own physical therapy. She fell in love with the idea of helping others heal and returning them to their daily lives without pain. Jenn worked at an outpatient facility in Scranton that gained her experience in working with multiple orthopedic injuries. Jenn continues to love the outdoors and participates in backpacking, mountain biking, and rock climbing.

Natalia Oliveira

Exercise Physiologist
Bio and photo coming soon!

Elizabeth Dierkes

Exercise Physiologist
Bio and photo coming soon!