The 12REPS Fitness Blog

Expert workouts, nutrition guides, and strength training tips from certified personal trainers. Transform your training with science-backed advice.

Featured Article
What If You Can Only Train at Busy Times?

Best Time to Go to the Gym for an Uninterrupted Workout | 12reps

By Will Duru, BSc (Hons) Sport and Exercise Science, Award-winning Personal Trainer Read more

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Women's Strength Training

Is It Too Late to Build Muscle After 40? Science-Based Truth for Men and Women 40+

Is It Too Late to Build Muscle After 40? Science-Based Truth for Men and Women 40+

By Will Duru, BSc (Hons) Sport and Exercise Science, Award-winning Personal Trainer Read more

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Science-Based Strength Training for Women: Build Muscle, Confidence & Longevity

Science-Based Strength Training for Women: Build Muscle, Confidence & Longevity

By Will Duru, BSc (Hons) Sport and Exercise Science, Award-winning Personal Trainer Read more

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Workout Programmes

Arnold Leg Day: I Did This Workout for 12 Weeks and My Legs Finally Grew

Arnold Leg Day: I Did This Workout for 12 Weeks and My Legs Finally Grew

By Will Duru, BSc (Hons) Sport and Exercise Science, Award winning Personal Read more

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Arnold Schwarzenegger 5 Day Workout Programme: My 12 Week Results Using This Modified Split

Arnold Schwarzenegger 5 Day Workout Programme: My 12 Week Results Using This Modified Split

By Will Duru, BSc (Hons) Sport and Exercise Science, Award winning Personal Read more

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Training Tips & Guides

Workout Split Guide: Full Body vs Upper/Lower vs PPL | 12REPS

Workout Split Guide: Full Body vs Upper/Lower vs PPL | 12REPS

You’re starting strength training. You Google “best workout programme.” Twenty different articles Read more

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How Many Calories to Build Muscle & Lose Fat: Complete Guide

How Long Does It Take to Build Noticeable Muscle? Timeline

You’ve been training for 3 weeks. You check the mirror daily. You Read more

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