Resalts: The mean +- standard deviation reaction times after a 10 min talk period and after a 10 min sham exposure (switched off mobile) period were 249.0 +- 82.3 ms and 252.9 +- 68.2 ms (P = 0.629), respectively. On the other hand, the mean short-term memory score after the talk and sham exposure periods were 1062.60 +- 305.39, and 1003.84 +- 339.68 (P - 0.030), respectively.