Belfast Telegraph  Sunday 9 March 2014  Clenching fists 'can
help memory'  A study shows that clenching the left fist aids
later recollection of memories  Clenching the fists can provide
a better grip on memory, research suggests.  A study showed
clenching the right hand may help to form stronger memories of
events or actions.  Curling up the left appears to aid later
recollection of the memories.  Scientists asked volunteers to
first memorise and later recall words from a 72-word list.
Different groups were asked to perform right or left fist
clenches at different times.  Participants were told to squeeze
a rubber ball as hard as they could in their hands for 45
seconds while looking straight ahead.  The group that clenched
their right fist when memorising and the left when recollecting
did better than any of the others. They also performed better
than participants who did not clench their fists at all, but
merely cupped the ball  "The findings suggest that some simple
body movements - by temporarily changin