heart

(Newser) - A pacemaker-like implant that relies on small electrical shocks may cut the risk of heart attack and stroke in half for patients with drug-resistant hypertension, a new study shows. The device, which sends electrical shocks through the neck's carotid arteries, tricks the brain into thinking blood pressure is even higher...

(Newser) - Dick Cheney watchers who've puzzled over the vice president's increasingly rigid, defiant, and tone-deaf behavior are beginning to consider whether could be his heart, literally, that's the culprit. With speculation about the Cheney's "darkening persona" an obsession in the capital, Michele Cottle explores the connection between long-term cardiovascular problems...