I believe that she may be experiencing problems with her implicit memory. by definition, implicit memory is the major form of long term memory that does not require conscious thought. it allows you to do things by rote (mechanical or habitual repetition of something to be learned)
Osteoporosis. The prefix "osteo" means bone, "poro" means porous/with holes, and "osis" is a suffix that denotes an abnormal condition or state of being.