8.9 per cent of Americans have impulsive anger issues and access to guns . 3.7 million of the short - fused firearm owners use weapons in firearms . Study by several universities employs more than 5,000 men and women . Comes in the wake of a number of high - profile gun tragedies in the US .
8.9 per cent of Americans have impulsive anger issues and access to guns . 3.7 million of the short-fused gun owners carry weapons in public . Study by three universities interviewed more than 5,000 men and woman . Comes in the wake of a number of high-profile gun tragedies in the US .