Effect of spaceflight on the human body for the astronauts. These joint torques and muscle forces could be used in conjunction with more fundamental computational simulations of bone remodeling and muscle adaptation in order to more completely model the end effects of such countermeasures, and determine whether a proposed exercise regime would be sufficient to sustain astronaut musculoskeletal health. The second effect of weightlessness takes place in human fluids. The body is made up of 60% water, much of it intra-vascular and inter-cellular. Within a few moments of entering a microgravity environment, fluid is immediately re-distributed to the upper body resulting in bulging neck veins, puffy face
Arthroscopy Association of North America committee structure, the continuous development and refinement of psychomotor skills courses, and ownership, production and distribution of a peer reviewed journal. AANA conducts an annual fall course and an annual spring meeting. AANA has created a research fund from which annual grants are awarded. AANA produces a quarterly newsletter and has developed a Web site to facilitate communications with the membership and the global community. The official journals of AANA are "Arthroscopy: The Journal of Arthroscopic and Related Surgery" and Arthroscopy Techniques. AANA also jointly participates biannually in the Robert W. Metcalf, MD Memorial Meeting which provides 26 hours of