After one year, the risk of heart disease for a non-smoker is half that of a smoker.

VOA: special.2010.03.09

Doctor Yusuf said the single pill, taken once a day, could reduce the average person's risk of heart disease and stroke by about half.

VOA: special.2009.04.08

In the year and a half before the ban, hospitals had 399 admissions for heart attacks.

VOA: special.2009.01.07

Even those with half a heart dread delivering bad news.

FORBES: Magazine Article

His son Albert, who was born with half a heart, had open heart surgery when he was only seven days old and has received ongoing treatment at Glenfield Hospital.

BBC: Glenfield heart surgery e-petition exceeds target

Half of all heart attack survivors have a damaged heart called low ejection fraction.

FORBES: Health and Medicine at the Inflection Point--Today's Perspective from Ray Kurzweil