Taser shocks can cause cardiac arrest

Taser shocks to the chest can trigger ventricular fibrillation and cardiac arrest, confirms the first peer-reviewed clinical study into the real-world effects of stun guns.

US researchers reviewed eight cases — seven of them fatal — of ventricular arrhythmias or asystole following application of Taser shocks in close proximity to the heart.

All eight men had been previously healthy, and lost conscious during or immediately after the shocks, which