A free, self-paced textbook in 7 chapters. Read a chapter, then drill it with the 100 companion flashcards using spaced repetition.
Stretching can be categorized into several distinct types, each with its own purpose, technique, and ideal timing. Static stretching involves holding a muscle in a lengthened posit...
Flexibility and mobility are related but distinct qualities. Flexibility is the passive ability of a muscle to lengthen—essentially, how far a joint can move with external assistan...
Understanding basic anatomy helps make stretching more effective. Every muscle has an origin, the fixed attachment point on a more stable bone, and an insertion, the movable attach...
Self-myofascial release is a technique that uses tools to apply pressure to tight muscles and fascia, breaking up adhesions, increasing blood flow, and reducing muscle tension and...
The lower body contains many of the muscle groups that benefit most from regular stretching, particularly for people who sit for long periods or engage in running and other sports....
The shoulders, chest, and upper back are often neglected in stretching routines, but they are essential for posture, athletic performance, and everyday comfort. The shoulders benef...
Assessing your flexibility before designing a stretching program helps identify priorities and track progress. Several standardized tests are commonly used. The sit-and-reach test...