Juan Muguerman personal trainer

Juan Muguerman

JSM Fitness
St Albans, Hertfordshire
Weight Loss, Outdoor Training, Motivation, Fat Loss, Fitness Testing, Life Coaching, Nutrition, Meal Plans



I’m Juan Muguerman (personal trainer) – the founder of JSM Fitness, based in St Albans and Harpenden

I’m a straight talking, former gymnast and I certainly practice what I preach when it comes to my body.  

I am a fully qualified, REPS Level 4 Physical Activity and Lifestyle Strategies for Managing Low Back Pain, Level 3 Senior Advanced Personal Trainer and am ready to help you achieve your goals. 

I believe in training my clients in a professional, productive and fun way.


  • Level 4 Physical Activity and Lifestyle Strategies for Managing Low Back Pain
  • Level 3 Certificate in Personal Training
  • Exercise Referral Qualification
  • Pre and Post Natal Qualification
  • Kettlebell Training Instructor Qualification
  • ViPR Instructor Qualification
  • Nutritional Advice for Physical Activities Certificate
  • Emergency First Aid Certificate

Languages spoken


Price per session from


Training locations

Home, Workplace, Online


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