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The North Shore's Personal Training Experts

Stay strong for the life you love — and see the proof it's working.

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18,000+

Sessions delivered

5 YRS

Serving the North Shore

90 Days

Every client retested

★★★★★

Verified Google reviews

what is strength affect

We Build Strength That Goes Beyond the Gym

We coach strength — built through better movement, a program written for your body, and coaching on every rep.

The goal isn't gym strength — it's a stronger, more capable life. In the gym, on the course, up the stairs, for years to come.

becuse strength affects how you live.

Coaching photo

What we do

Our Approach Combines Mobility, strength, and coaching

Our Process

Your strength Journey Starts Here

Our progressive system matches every exercise, range, and load to the person in front of us — so you're always training at the level your body is ready for, and building toward the next one.

Client beginning their strength journey at Strength Affect

01

Your Free Intro

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One free hour: movement assessment, InBody, and force plates. You leave with your numbers — and a straight answer on whether we're the right fit — before you've paid us anything.

02

The Onramp

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Your first weeks, one-on-one with a coach. You learn the movements, the standards, and the system — and set the baselines your program is built from.

03

Choose Your Path

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Small group or one-on-one — your coach recommends the right path based on your assessment, your goals, and your schedule. Either way, it's your program.

04

Continued Training & Tracking

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Your program progresses week over week, with retests on a schedule. The numbers move, or the program changes. Train, measure, progress — repeat.

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How We Train

Personal Training, Two Ways

Small Group

Personal Training

The room you earn your way into. Same method, maximum four per session — standards required.

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One-on-One

Personal Training

One coach, one plan, built entirely around your body — where every Strength Affect client starts.

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Every client starts with the 21-Day Onramp

Feel it in 21 days. Prove it every 90.

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by the numbers

What to expect after 12 weeks.

Client training with less pain

94%

Move Better

94% of clients improve their movement assessment score.

Client getting stronger at Strength Affect

96%

Get Stronger

96% of clients measurably increase their strength on lifts.

InBody body composition scan

84%

Improve Body Composition

84% of clients improve their muscle-to-fat ratio on the InBody scan.

Real clients. Real results.

★★★★★

“I’ve had multiple injuries and surgeries over the years. I’m now doing squats and deadlifts pain-free for the first time in over 10 years.”

Dennis C. — Verified Google Review

★★★★★

“I started training with Sterling after herniating a couple discs in my back. 3 years later, I’ve had no issues with my back — I’m stronger now than I was 25 years ago.”

David K. — Verified Google Review

★★★★★

“I’ve been working with Sterling and Micah for several months and could not give them a higher recommendation. It is not a one size fits all approach — the workouts are tailored to each client.”

Matt T. — Verified Google Review

Your first session is on us.

One free hour: a full movement assessment, InBody scan, and force-plate testing — plus a straight answer on whether we’re the right fit. No pressure. No contracts. You’ll leave with a clear picture of where you stand, whether we’re a good fit or not.

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