I.Q. refers to "Intelligence Quotient"
which you can read more about on
this Wikipedia article. One possible NDE aftereffect
is an increase in I.Q. In
Debra Diamond's book, "Life
After Near Death: Miraculous Stories of Healing and Transformation
in the Extraordinary Lives of People With Newfound Powers,"
she profiles a dozen cases of specific cognitive and physiological
near-death aftereffects, including: