In Trainers We Trust

Sheri Saperstein Boston Fitness Personal Trainer

With over 25 years of experience in the Health & Fitness industry, Certified Master Trainer & Fire Up Fitness Studio Owner Sheri Saperstein brings extensive knowledge, experience and all-out excitement to Firing Up Fun Focused Fitness & Wellness!

An avid fitness enthusiast, former lightweight bodybuilding champion,

national competitor, entrepreneur and single mom, Sheri brings a unique and authentic approach to exercise.


Sheri combines elements of strength training, cardio, functional training, endurance, flexibility, mobility,

balance and high-intensity intervals to develop a personalized plan for every client to reach his/her own goals.

As a busy mom, Sheri understands the challenges that  incorporating fitness into a hectic lifestyle brings.

She aims to make mind-body-balance her fitness philosophy, instilling excitement, energy, nutrition and non-stop motivation to each training session! Working with a diverse range of clientele including women, men, pre/post natal moms,  kids, teens, young adults, athletes, Gen-X, baby boomers and the population aged 65+,  Sheri brings a wealth of understanding to every client’s needs, objectives and goals and always makes fitness Functional, Focused and Fun!

Sheri’s Professional Credentials

Founder, Fire Up Fitness, LLC

ACE-Certified Personal Trainer (American Council on Exercise)

Master Trainer, Flyte Fitness

Workshop & Seminar Instructor, Flyte Fitness

Certified Pro-Fitness Movement Training Specialist

Functional Movement Training Specialist

Qualified TRX Trainer

Living Fit Battle Ropes Specialist

Battleropes Education Specialist

Zephyr AirTrack Factory, Master Trainer

Certified Personal Trainer, Fit Resources

Fire Up Your Food! Plan Specialist & Nutrition Consultant

North American Bodybuilding Federation (NABF) New England Lightweight Champion

NABF Massachusetts Lightweight Champion 

NABF Top 5 National Competitor

CPR/AED certified, American Heart Association

Founder & Instructor, Body by Baby Fitness for New Moms

Guest Speaker, Boston Babywearer’s International – Post Natal Fitness & Nutrition

Guest Speaker, New England Food & Lodging Conference

Exercise Your Imagination, Children’s Fitness

Content Creator & Fitness Ambassador: Lebert Fitness, Vicore Fitness, Flyte Fitness, FlexDisc Fit, Cisco LLC Beckford Bar, Inertia Wave, Living Fit, BattleRopes Education, T2isotrainer, AirTrackFactory

MBA, Cum Laude, Bentley University 1998

B.S., Magna Cum Laude, Boston University 1996


Sheri Saperstein

Fire Up Fitness, LLC

440 Main St. 

Stoneham, MA 02180

617-966-1114 mobile


FB: Fire Up Fitness Studio

IG: @fireupfitnesssheri #fireupfitnessboston