Description of the flexibility exercises used in the 8-week intervention programme depicted in figures 4 and 5
| Exercise | Description |
|---|---|
| Pectoralis flexibility | Subjects laid supine on a foam roller aligned with their spine. They began by contracting their transverses abdominus and flattening the lumbar curve against the foam roller. They then brought their arms together above their abdomen with shoulders and elbows flexed to 90°, so that their forearms and palms were touching. Subjects then horizontally abducted their shoulders and retracted their scapula, keeping their wrists and elbows aligned in the same plane as their body. The stretch was held for 5 s and then repeated 10 times |
| Chin tucks | Subjects lengthened the neck by pushing the chin into the table in an entirely posterior motion. It was not an exercise of tucking the chin to chest through neck flexio |