Brain injury can result in pugilistic posturing.
This posturing, its contractures, will be exacerbated by stresses such as pain.
Bone mass that is lost post menopause is that which is aquired in early adulthood. Patients who are unable to aquire bone mass early in life are at higher risk for insufficiency fractures.
Long duration stretches are more effective than short duration, multi repetition stretches in conteracting contractures.