What Is Mobility Training and Why Does It Matter? The Dos and Don'ts of Mobility TrainingWhile people often confuse the two, mobility training is so much more than stretching. What is Mobility Training and Why Does It Matter? The Oxford dictionary defines mobility as “the ability to move or be moved freely and easily” — and that’s exactly what mobility training is all about. The Dos and Don’ts of Mobility TrainingIn other words, mobility training is good for you and if you’re not prioritizing it, you should.