How to Calculate the Mechanical Advantage of a Pulley | Physics | Study.com

The arm bike isn’t magic. Pulleys aren’t rehabilitation. And pretending a 1-lb increase is meaningful loading is an insult to human physiology. This is what happens when PT becomes a factory. Templates replace thinking. Timers replace coaching. And “busy” gets confused with “better.” I worked in that world. I played the game. I know exactly why this happens—and it has nothing to do with what’s best for the patient. Rehab should look different week to week because YOU are different week to week.

How to Use Shoulder Pulleys to Regain Shoulder Motion | The Physical Therapy Advisor

Shoulder Rehab Exercises For Seniors And The Elderly

7.3 Solving Pulley Systems | Classical Mechanics | Physics | MIT OpenCourseWare

Pulleys - Beginning Dynamics - High School Physics - Video Exam and Tutorial