… Orthostatic intolerance occurs commonly after spaceflight, and important aspects of the … and
standing before and after three space shuttle missions of 9-14 days. After spaceflight, 9 of the …

… of space flight. The main hypothesis tested in the present series of experiments was that
a reduced function of the sympathetic system is responsible for the orthostatic intolerance …

… Plasma volume loss is one factor that has frequently been associated with orthostatic
intolerance after spaceflight and spaceflight analogs. During spaceflight and bed rest, plasma …

… sensitivity of β-adrenergic receptors following spaceflight could contribute to orthostatic
intolerance, … and time course of postflight orthostatic hypotension. Furthermore, the changes in …

… orthostatic intolerance after long-duration spaceflight. The purpose of this study was to test
the hypothesis that orthostatic intolerance is more severe after … after long-duration spaceflight, …

… of the effect of spaceflight on autonomic responses to post-flight orthostatic stress and the …
between spaceflight and autonomic regulation of the heart on orthostatic intolerance in a group …

… spaceflight did not cause orthostatic hypotension or … Our finding showing preserved tolerance
after spaceflight indicates … were effective in preventing orthostatic intolerance in astronauts. …

… stress, Yet, individual differences in sympathetic responsiveness may make an astronaut
less or more likely to experience orthostatic intolerance following space flight. …

… As the interstitial spaces become dehydrated during spaceflight, a proportionately greater
… in their greater susceptibility to orthostatic stress after spaceflight through this proposed …

… prevention of orthostatic intolerance following spaceflight. … seen in this study have been
documented after spaceflight (2, 6). … types of hypotension and presyncope after spaceflight in a …