Extravehicular activity (EVA) is one of the most dangerous activities of human space
exploration. To ensure astronaut safety and mission success, it is imperative to identify and …

Exercise deconditioning during space flight may impact a crewmember's ability to perform
strenuous or prolonged tasks during and after a spaceflight mission. In this paper, we review …

Despite the use of several countermeasures, significant physiological deconditioning still
occurs during long duration spaceflight. Bone loss–primarily due to the absence of loading …

Extravehicular Activity (EVA) is a critical component of human spaceflight. Working in gas-
pressurized space suits, however, causes fatigue, unnecessary energy expenditure, and …

Extravehicular Activity (EVA) is a critical component of human spaceflight, but working in gas-
pressurized space suits causes fatigue, excessive energy expenditure, and injury. Relatively …

Abstract The NASA-funded Biologic Analog Science Associated with Lava Terrains
(BASALT) program is investigating candidate Mars extravehicular activity (EVA) concepts of …

The purpose was to evaluate the relationships between tests of fitness and two activities that
simulate components of Lunar-and Martian-based extravehicular activities (EVA). Seventy …

Human Research Program Human Health and Countermeasures Element Evidence Report:
RISK OF INJURY AND COMPROMISED PERFORMANCE DUE Page 1 Human Research …

The mechanical unloading of spaceflight elicits a host of physiological adaptations including
reductions in muscle mass, muscle strength, and muscle function and alterations in central …

The NASA Extreme Environment Mission Operations (NEEMO) 15 mission was focused on
evaluating techniques for exploring near-Earth asteroids (NEAs). It began with a University …