Charles Shepard


The BBN Fitness Studio is designed by owner Charles Shepard, who uses his expertise and research to hand-pick each of the tools in the studio and design fitness programs that are results-oriented, enjoyable, and empower the client with knowledge and confidence.  

Charles has been helping clients achieve their fitness and athletic goals since 1998. As an accomplished young athlete (nationally ranked in track and field events), he's been a lifetime devotee of fitness and athletics. A student of the International Sports Science Association and the National Academy of Sports Medicine, Charles started working in the health & fitness industry in 1992 as a fitness consultant. His proprietary approach skillfully combines the science of training with the art of application, delivering state-of-the-art fitness programs that are effective, efficient and fun.


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Sherry Green

Sherry Green is an Ann Arbor, MI native who began her sports career when she started walking at 9 months old. A track athlete at Penn State University,  she set multiple school relay records and received First-Team All-Big Ten Honors.

Sherry spent her first year post-graduation as an ACE-certificated Personal Trainer at a boutique fitness studio in Syracuse, NY specializing with a post-rehab clientele. While she loved her job and her clients, she did not love the 130 inches of snow and therefore moved to Chicago. She will be training a select number of clients during evenings and weekends exclusively at the Body by Nature studio.


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Erin Matsumura

With over 20 years experience in the fitness industry and a desire to positively impact people's lives, Erin Matsumura left a successful career in business to form Approach Fitness LLC.
Erin provides personal training services to clients of all ages and fitness levels in Chicago. Her goal is to consistently educate, support and motivate her clients to achieve their fitness goals.
Erin guides her clients to form effective exercise patterns and suggests healthier nutrition options from day one. She develops long-term physical activity programs in line with her client's personal goals that are realistic, functional, and effective. Work smarter, with proper form, more consistently and efficiently than ever!


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Jon Christopher

(The Anvil)

Jon comes from a background in elite Rugby in Australia. Following years of putting his body through the rigors of such a physically demanding sport, his international relocation to the U.S. provided him with the opportunity for a new career direction and to learn about managing chronic pain and injuries through Massage.
A graduate from the Northern Virginia School of Therapeutic Massage, Jon's interests, training and focus is on fascial systems, clinical, athletic and deep tissue bodywork, as well as IASTM and kinesiology taping.
 In addition to the aforementioned modalities and skill sets, Jon has recently completed his Level 2 Fascial Stretch Therapist certification at the prestigious and world renowned Stretch To Win Institute in Arizona. He is pleased to be adding such a corrective, powerful, effective and elite string to his bow, such as FST.
Whether you are training at the elite level or toiling away as a weekend warrior, let "the Anvil" hammer out the kinks, keep you moving functionally, help you to recover and optimize your performance.


BBN Studio Equipment

In addition to the amazing series of tools we’ve accumulated, we also provide a towel service, filtered water, fresh fruit….all FREE.

  • Yoga Mats & Blocks

  • Kettlebells

  • Dumbbells

  • Clubbells

  • Core Hammers

  • Bulgarian Bags

  • PowerWaves

  • RMTs

  • Spyders

  • Spri tubing (w/handles)

  • Mini-Bands

  • Slam Balls

  • Medicine Balls

  • Stability Balls

  • Jump Ropes (standard & 1.5”)

  • Terra Core

  • Flat Bench

  • Speedfit Curved Treadmill

  • Dual Action Bike

  • LifeFitness Treadmill

  • Foam Rollers

  • Premium Stretch Mats

  • Coremax Torpedos

  • Stroops Beast Bands

  • Steel Maces

  • Wall Mounted Interval Timer

  • Standard BOSU

  • BOSU Elite

  • Battle Ropes

  • Suspension Training

  • 185# Tire

  • Agility Hurdles

  • Agility Cones

  • Sandbags

  • Sandbells

  • Gopher Contoured Steps