Not exact matches
The scientists said the finding
strengthens the theory that dark - skinned people who migrate northward from low - latitude, tropical areas with stronger sunlight produce less vitamin D; deficiencies in this vitamin can
weaken the
bones and immune system, inviting TB and other diseases.
For example, researchers found that healthy
bone marrow stromal cells, which give rise to
bone, could
strengthen bones and prevent fractures when injected into three children with the
bone -
weakening disease osteogenesis imperfecta.
Physiologists quickly linked these currents to
bone growth in studies that seemed to explain why exercise
strengthens bones and immobilization
weakens them.
She describes a program in her book that can
strengthen rather than
weaken your
bones.