CHICAGO -- The surgeon took aim at his patient's naked beating heart with a bent plastic nozzle. The thing looked like something borrowed from a water faucet. But it was a laser gun, the hot end of a ...

As we head into a brand-new year, outdated phrases such as 'anti-ageing' and 'anti-wrinkle' are slowly but surely being replaced by healthier, more inclusive ideas. Phrases like 'slow ageing' and even ...

Most laser patients are too old to run marathons, but substantial and even complete relief of angina is common. Often they are able to give up nitroglycerin, the medicine they take, often in large ...