Video Games Trigger Dangerous Arrhythmias in Some Children

Playing video games can produce potentially fatal arrhythmias in susceptible children, including those not known to be at risk, and war games are a potent trigger, an international case series and systematic review reveals. Nineteen patients experienced or suspected arrhythmia while playing video games, six went into cardiac arrest, and four died suddenly. “Now that … Read more

Fear Response Fueling Postural Tachycardia Syndrome?

Some patients with symptoms of postural tachycardia syndrome (POTS) may be experiencing a fear response caused by previous fainting episodes, new research suggests. Investigators compared adult patients with POTS symptoms with healthy controls and found that patients with POTS had higher somatic vigilance and more anxiety. They also had more pronounced anticipatory tachycardia immediately before … Read more