SISU is where performance meets purpose.
We're building stronger, fitter, more resilient people through intelligent training, expert coaching, and real accountability. This isn't your average gym, it's a community built to push limits, raise standards, and redefine what you're capable of.
eARNED. NOT GIVEN
Sisu means you will never walk into a gym feeling overwhelmed and wondering what to do.
Every session, whether you choose personal training or group training, follows a proven, progressive system designed to deliver real results.
Based in Medway, Sisu is where you'll be coached every session by professionals who care about your progress, supported by a community that keeps you consistent, and guided by a programme that's been proven for over a decade.
This is training with purpose. This is a lifestyle shift with accountability. This is the new standard.
Sisu - where strength, resilience, and progress are built. They're earned, not given.
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Training that fits you
Structured programmes built to challenge you, whatever your starting point or goal.
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Fuel for Real Results
Simple, sustainable nutrition guidance that helps you perform better, look better, and feel your best.
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Coaching That Actually Cares
Highly skilled coaches who know your name, understand your goals, and guide you every step of the way.
Experience the sisu standard
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Group training
Group training at Sisu is for anyone who wants structure, accountability, and results without going it alone. You'll train in small, coached groups where every session is programmed with purpose and tailored to your ability.
Train hard, have fun, and progress alongside people who push you to be your best.
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Personal training
At Sisu, personal training is completely tailored to you. Your coach builds a plan that fits your lifestyle and goals, helping you stay consistent, confident, and on track.
Every session is focused, supportive, and designed to keep you progressing. You'll always know exactly what to do, how to do it, and have your coach by your side every step of the way; guiding, motivating, and pushing you to keep improving.
what our clients say about us
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