Muscle & Motion

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Muscle & Motion

The #1 resource for everyone who wants to teach, learn, and understand the anatomy & biomechanics of movement.
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Muscle&Motion is one of the most complete resources on muscular and anatomical dynamics in the world. With thousands of hours of detailed 3D animated video of muscle functions and movement, our apps and resources help personal trainers, athletes, fitness coaches, anatomy students, physical and massage therapists, educators, and fitness enthusiasts enhance their knowledge of muscle movement. Today, Muscle&Motion offers a range of apps helping both professionals and enthusiasts in the sports, health, and fitness spheres in over 100 countries worldwide.

01/03/2026

Master Anterior Knee Pain with Our AKP Online Course!🦵

Step up your expertise and become the go-to specialist in knee pain treatment with our comprehensive Anterior Knee Pain (AKP) online course.

This course covers everything you need to effectively assess, treat, and prevent knee pain.

💡 Why Choose This Course?
- Interactive Learning: Engage with cutting-edge 3D animations that bring knee anatomy and rehab exercises to life.

- Practical Skills: Learn step-by-step rehab progressions that you can immediately apply with your clients.

- Flexible Access: Study at your own pace, from any device, anytime, anywhere.

- Career Advancement: Earn CEUs while gaining valuable knowledge that sets you apart in your field.

Don't just treat knee pain - understand it, prevent it, and make a real difference in your clients' lives.

🔗 Enroll Today & Start Your Journey to Expertise!

28/02/2026

Ever tried jumping from a dead stop? 🧱 It feels heavy, slow, and… well, stuck.
But add a quick "dip" first, and suddenly - you fly! 🚀

This isn't magic; it’s the Stretch-Shortening Cycle (SSC). It’s the physiological secret that turns your muscles and tendons into a high-tension, loaded spring. 🧬

If you want to master your explosive power, you need to follow these 3 golden rules:

1️⃣ Pre-activation: Don't just let gravity pull you down. Actively pull yourself into the dip to create tension before you even hit the bottom.

2️⃣ Speed: The dip must be fast! A slow descent kills the elastic energy.

3️⃣ Minimal transition: You must switch directions instantly. If you pause at the bottom, your stored energy literally vanishes as heat. 🔥

Want to dive deeper into the science of how your body generates power?
📺 Check out our brand new theory video about the Stretch-Shortening Cycle!
Available now in the Muscle & Motion Strength Training app. 📲

26/02/2026

🔥 Mid-Position vs. Supination Curls🔥
Your grip position plays a key role in muscle activation and growth! Here’s how these two curl variations work differently:

👉 Hammer Curls (Neutral Grip)
This variation emphasizes the brachioradialis, with the brachialis and biceps brachii assisting. It’s a great way to build forearm strength and balanced arm development.

👉 Supination Curls (Palm-Up Grip)
The biceps brachii take over as you supinate, maximizing contraction and promoting optimal growth due to its insertion at the radial tuberosity.

🚀 Upgrade your training with the Muscle & Motion Strength Training app - link in bio!

24/02/2026

Pause squats: Own the bottom position 🧘‍♂️🏋️‍♂️

Take away the bounce, and let’s see how strong you really are. When you remove the elastic rebound, you can’t hide behind momentum.

The pause squat forces you to generate pure power from a dead stop while maintaining perfect trunk stiffness in a vulnerable part of the lift.

While olympic lifters use the bounce to recover from a heavy clean or sn**ch during competition, mastering the pause during training is what builds that foundational strength. It forces you to build control in the deep end-range and ensures you have the stability to handle any load.

Stay tight, count to two, and drive through the floor. If you can pause it, you own it 🔥.

Want to deepen your understanding of movement, learn how to adapt for different goals, and see why training is never just black and white? 🚀

Check out the Muscle & Motion strength training app. (Sign up for free) 📲
Link in bio!🔗

22/02/2026

Boost Your Back with Roman Chair Extensions! 💥🦾

The Roman chair back extension is a powerful way to target the erector spinae, the muscles essential for spinal extension.

While many know the glute-focused version with a straight back, the Roman chair has several variations!

This specific one is designed to strengthen the lower back dynamically.
Try it out and feel the improvement in your spinal strength and stability! 💪

Check out our Strength Training app and discover them all!
Link in bio! 🔗

21/02/2026

Split-Stance RDL: Better Stability = Better Gains 🍑📉

Love the idea of unilateral training but hate the wobble?
The split-stance RDL is the answer.

By keeping one foot lightly behind you like a kickstand, you significantly reduce the balance demands of a true single-leg RDL.

This allows you to focus solely on the hip hinge, effectively targeting your glutes and hamstrings. You get all the benefits of loading one side, but with enough stability to actually use a heavy weight.

💡 Cue: Keep 80-90% of your weight on the front leg.
The back leg is just there for balance, not to lift the load.

19/02/2026

🏋️‍♂️💪 𝗕𝗲𝗻𝗰𝗵 𝗣𝗿𝗲𝘀𝘀 𝘃𝘀. 𝗣𝘂𝘀𝗵-𝘂𝗽𝘀: Which is better for muscle hypertrophy and strength gain? 🤔

A study conducted by Kikuchi and Nakazato (2017) aimed to address this question.
Participants in the push-up group had their load adjusted based on their pre-intervention 1RM bench press, ensuring consistency among participants.

Regular push-ups represented approximately 65% of body weight, while kneeling push-ups were around 50% of body weight, allowing for fair load comparisons.

Over an 8-week period, with both groups performing the protocols twice a week, participants' muscle strength and hypertrophy were assessed.
The researchers measured changes in the pectoralis major, triceps, and biceps.

📊 𝗧𝗵𝗲 𝗳𝗶𝗻𝗱𝗶𝗻𝗴𝘀:
Both groups experienced muscle growth, with no significant differences in pectoralis major or triceps muscle thickness. However, the bench press group exhibited a greater increase in bicep muscle hypertrophy (8%).

According to this study, performing push-ups with a load equivalent to 40% of your one-repetition maximum (1RM) bench press can be as effective as bench press exercises for building chest and triceps muscles.

Bottom line: This study aligns with other research indicating similar muscular activation in EMG between push-ups and bench press exercises.[2]💡Of course, the biomechanics differ between these exercises, as will be discussed in another post.

At Muscle & Motion, we provide evidence-based information from professional literature to empower you to become better trainers and trainees. 💪📚

Knowledge is power! Are you ready to use your knowledge to train better?
Check out our strength training app - link in bio!☝️

17/02/2026

🔥 Turkish Get-Up Kettlebell Challenge 🔥

Looking for an exercise that truly tests full-body strength, stability, and coordination?

The Turkish Get-Up is more than a lift.
It is a controlled sequence that demands focus from start to finish 🧠💪

Benefits of the Turkish Get-Up:
🏋️‍♂️ Builds shoulder stability under load
🔄 Challenges core control through multiple planes
🦵 Improves hip mobility and single-leg stability
🚀 Trains smooth transitions between the floor and standing

🎥 Think you’ve got what it takes?
Upload your video to your story,
tag , and we’ll repost our favorite submissions! 📲🔥

15/02/2026

Master Functional Training & Elevate Your Coaching Skills! 🎯

Unlock the full potential of your fitness coaching with our Functional Training Anatomy online course. Dive deep into the world of functional anatomy and apply advanced techniques to enhance your clients’ results.

🌟 What’s Inside:
- Comprehensive Learning: Gain insights into muscle contractions, planes of motion, and the impact of positioning on function.

- Interactive 3D Animations: Visualize every muscle in action and bring your understanding to life.

- Flexible Access: Study at your own pace with lifetime access from any device.

- Earn CEUs: Advance your career with continuing education credits from leading institutions.

🔗 Enroll Today & Start Advancing Your Career!

14/02/2026

Are you training the right quality for your goal? 🤔

Lifting heavy doesn’t automatically mean power.
And moving fast alone doesn’t guarantee it either. ⚡

Why?
Because strength training isn’t just about what exercise you choose - it’s about how you load it and how fast you move.

This is where the force–velocity curve comes in 📈
It explains why heavy and fast don’t lead to the same adaptations, and why different loads train completely different qualities.

💪Heavy loads emphasize force
🏃‍♂️Fast movements emphasize velocity
⚡Power lives in the balance between the two

To truly understand how force, speed, and power are connected, explore the full explanation inside the Muscle and Motion Strength Training app.

Theory Section → Resistance Training Concepts → Force–Velocity Relationship

12/02/2026

🔥 Top 4 Glute Builders You Can’t Miss!

Dreaming of stronger, rounder glutes? These four powerhouse moves will take your training to the next level ⬇️

1️⃣ Hip Thrust – maximizes glute engagement and is one of the most effective moves for growth.
2️⃣ Romanian Deadlift – strengthens the entire posterior chain.
3️⃣ Bulgarian Split Squat – hold the dumbbell in the hand opposite the working leg to maximize glute loading.
4️⃣ Cable Kickback – isolates the glutes and delivers a controlled burn.

🚀 Want access to dozens more glute exercises with 3D anatomy insights?
Check out the Muscle & Motion strength training app, link in bio!

10/02/2026

Why can a smaller athlete out-jump a massive powerlifter?

Because Strength is not Power. ❌
Strength is about max force. Power is Force × Velocity. ⚡️
But true explosiveness adds a critical constraint: Time. ⏱️

It’s called Rate of Force Development (RFD).

RFD = Change in Force / Change in Time

It’s not about how much force you have eventually, but how steeply you can drive it up instantly. 📈

📲 If you want to understand the science behind Explosive Power, explore the full explanation in the Muscle & Motion strength training app:

📂 Theory Section → Resistance Training Concepts → Explosive Strength

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http://www.muscleandmotion.com/

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