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Essentrics: Movement
for a healthy,
pain-free body!

"If strengthening is the masculine side of fitness, stretching is the feminine; they are the alpha and omega of each other... One cannot exist without the other."

— Miranda Esmonde-White


About Dyan

Dyan DeCastro is a certified personal trainer (NCCPT), and a Level Four Essentrics/Classical Stretch instructor. In 2009, Dyan discovered the Essentrics method, which combined her passion for fitness and movement. She is now dedicated to teaching others how to rebalance, tone and strengthen their bodies through Essentrics™.

She believes this program is for everyone, no matter the age, flexibility or exercise level. Her intention is to help students become stronger, healthier and more energized so that they may enjoy all their favorite physical activities.

After earning a bachelor's degree with honors in Public Communication from Kent State University Dyan worked in publishing and advertising agencies. Dyan now teaches Essentrics classes at several locations in Fairfield County and also works with clients privately in the NYC area. She lives in Shelton, Connecticut along with her husband and three children. Contact Dyan.


  • I have experienced Essentrics to be a holistically designed workout that thoughtfully considers the whole body. It's gentle on the joints, increases flexibility while intensely toning and increases... View More..
    Melissa L.

  • When I first heard about Essentrics, I expected a good stretch, but after my first class with Dyan, I was pleasantly surprised to discover it was so much more than that. From the warm-up to the... View More..
    Lisa S.

  • When I took my first Essentrics class with Dyan, I was so struck with the experience of feeling both energized and relaxed. It was gentle and also challenging. I am sometimes uncomfortable in holding... View More..
    Jaye M., NYC

  • I had seen the PBS Classical Stretch show because my wife taped the shows and did them. She suggested I try the exercises to help relieve my lower back pain. The one- hour program with Dyan was... View More..
    Victor D., Fairfield, CT

  • From a massage therapist's point of view I found Essentrics targets the whole body. This program was new to me when I started and I was pleasantly surprised at how great I felt afterward. I loved the... View More..
    Cliona B., Westport, CT

  • As a former owner of a fitness club, I know how essential strengthening and stretching is for optimum health. As we age strong muscles and flexibility become even more important. I find Essentrics a... View More..
    Diana W., Fairfield, CT