An elderly man stands up quickly after awakening, feels dizzy, and falls. A fighter pilot forces her plane into a tight turn and nearly passes out. Upon returning from space an astronaut experiences dizzyness and has difficulty standing upright.
What links these three cases? 

 Orthostatic Intolerance: Inadequate blood supply to the brain

On Neurolab Jim Pawelczyk and the other members of the Autonomic Nervous System Team will conduct several experiments to gain a better understanding of this phenomena. This lesson lets you explore Orthostatic Intolerance and its connections to Neurolab and Penn State.