Ah Cek SG yoz! I just see grey and collapse (i know a collapse)...and then woke up a few secs later. actually subciously i know what is happening. quite similar experience when on an aircraft having high +ve and -ve G.
Ah Cek SG greyout = when blood rushing from head to toe redout = when blood rushing from toe to head blackout = the extremes of the above
meltz SG nearly fainted at hm ... start to blackout first .. whole body no energy lucky i mange to hold on to the window railing .. ... if nt sure face down on the tiles ... -_-''