top of page
full Logo png.png

®

Self Defence Classes in & around  Berkhamsted

If you’re looking for self defence classes near you in Berkhamsted, Strength Defence offers practical, realistic training for adults and teenagers who want to feel safer and more confident in everyday situations.

This isn’t sport karate.
This is real-world self defence—simple, effective, and designed for normal people.

A % of all profits raised by Strength Defence classes are donated to local charities related to wellbeing, violence prevention and family support

Strength Defence

Fun, confidence-focused classes combining fitness, teamwork and self-defence basics.

Strength Defence focuses on:

  • Avoiding danger before it starts

  • Handling real-life situations

  • Building awareness and confidence

  • Simple techniques that actually work under pressure

You don’t need to be fit.
You don’t need experience.
You just need to start.

20260428_173244643_iOS_edited.jpg
Helena with weights.jpg

Strength Defence 

Who It's For 

Our self defence classes in Berkhamsted are ideal if you:

  • Feel unsure about personal safety

  • Want practical skills, not theory

  • Are new to martial arts

  • Want to build confidence without ego or pressure

  • Prefer a supportive, focused environment

Many of our students have never trained before.

Kids Strength Defence (Ages 7+)

Build confidence, resilience and fitness

Strength & coordination

Anti-bullying skills

Confidence & resilience

Teamwork & discipline

Self-control & focus

Real-life personal safety

Mindfulness for calm

Safe, positive atmosphere

Classes cover blocks, movement, defence and avoidance. Also covered are punches, punches, kicks and strikes. 

All techniqiues are practised in a controlled and safe environment

The children practise using kick and punch bags, break boards, inflatable kicking and punching equipment and various other balance, speed and technique tools

IMG_3097.jpg
Knees up womens class.JPG

Strength Defence for Teens & Adults

Move with Power. Stand with Confidence. Live with Calm.

Practical self-defence

Situational awareness

Grounding & breathwork

Stress relief

Functional strength

Supportive community

Any level of experience welcome during the classes 

About

John

Strength Defence Instructor 

John is a 4th Dan black belt in karate with over a decade of experience running a thriving karate club. His teaching goes far beyond technique — he brings a deep passion for coaching, mentoring, and helping people become stronger, more confident versions of themselves. Outside the dojo, John is grounded by his love of nature, gardening and his family which inspire his calm, balanced approach to life.

His mission is simple:

Guide others toward growth, resilience, and a healthier, more empowered way of living.

John holds the following certifications: 

Certificate of Insurance (2026 - 2027)

First Aid (2025 - 2028)

Safeguarding (2025 - 2026)

Enhanced DBS (2025)

Senior Instructor (Goju Ryu Karate) (2023 - 2026)

SD pic of John blue back crop.jpeg
SD contact

Contact Strength Defence

Move Better, Feel Better

Stretch

Thanks for submitting!

bottom of page