Tetris Shown to Lessen PTSD and Flashbacks  The visual-spatial
demands of playing Tetris disrupt the formation of the mental
imagery involved in flashbacks A graphic representation of the
video game Tetris.  Dmitry Sunagatov,  LONDON — A seemingly
trivial task – playing a particular video game – may lessen
flashbacks and other psychological symptoms following a
traumatic event, according to research presented here at the
British Psychology Society Annual Conference.  Researchers are
now corroborating what some trauma sufferers have happened upon
by chance: Focusing on a highly engaging visual-spatial task,
such as playing video games, may significantly reduce the
occurrence of flashbacks, the mental images concerning the
trauma that intrude on the sufferer afterward.  Flashbacks are
considered by some to be the central hub of symptoms associated
with post-traumatic stress disorder (PTSD), researchers Lalitha
Iyadurai and Ella James of Oxford University explained to
LiveScience. They are invasive, unpredictabl