Every Body.
Every Stage.
Personal Training, Group Fitness & Medical Wellness
Fitness, medical wellness, nutrition and clinical exercise, personalized for every age, ability and health goal, all under one roof.
Signature Fitness Groton, MA
At Signature Fitness, every client has options and there is never any judgment. You will be accepted at whatever fitness level you are and will be given individual attention to help you achieve your fitness goals.
Founder Alison Hillman believes health and fitness should never be one-size-fits-all. With a clinical background in Exercise Physiology, Physical Therapy, and cardiac, pulmonary and orthopedic rehab, plus Menopause Coach and Nutrition certifications, she builds programs for every age, ability and health condition.
A Gym in Groton, MA
Helping You Reach Your Health & Fitness Goals
Group Classes
Personal Training

Fitness Evaluation
Specialty Classes
Medical Wellness
With 30+ group classes a week, one-on-one and small-group coaching, and our physician-guided Medical Wellness program, there is something for every goal and every schedule. Every class can be modified to fit all fitness abilities.
Individualized nutrition coaching and menopause support are also available.
One Studio. The Full Picture.
Signature Fitness is a unique, personalized studio with an encouraging, non-judgmental focus. We’re not focused on where you start your fitness journey, but on where you want to go. Here’s everything we offer under one roof:
Group Fitness
30+ classes a week, including Bootcamp, Strength & Power, Kettlebell AMPD, AMped, STRONG, Pilates Fusion, Yoga and Mature Movers. Every class can be modified to fit all fitness abilities.
Personal Training
One-on-one and small-group coaching built from your assessment: weight loss, strength, balance, functional movement, and adolescent and sports performance.
Medical Wellness
Our signature program. Physician-guided GLP-1 and peptide therapies for weight loss, performance, recovery, longevity, hormones and immune health, backed by labs, DNA insights and body composition tracking.
Nutrition & Menopause
Individualized nutrition coaching and support through menopause and hormonal transitions, fueling strength, energy and healthy aging.
Cardiac & Orthopedic
Phase 3 and maintenance cardiac rehab, pulmonary rehab, Type 2 diabetes, and pre/post-op joint replacement, including in-home surgical prep and recovery.
Pregnancy & Adaptive
Safe prenatal and postnatal training, plus adaptive 1:1, kids and adult programs for neurodiverse and special-needs individuals.

