Suicide Attempts Less Likely in Men with Higher IQs, Harvard University Study  
6/4/2010 6:33:49 AM -- Young men with low IQs are much more likely than their peers to attempt suicide later in life, a new study has found. In fact, men with the lowest IQs are about four times more likely to attempt suicide as those with the highest, and the risk tends to go up as IQ drops.