Extensive studies have identified various factors increasing heart attack risks the most important among them being physical inactivity. Adding to the growing body of evidence that links exercise and good heart health a new research published in Medicine and Science in Sports and Exercise has revealed that lifting weights for less than an hour a week may reduce your risk of getting a heart attack or stroke by 40 to 70 per cent. According to the researchers at the Iowa State University just two sets of bench presses that hardly take 5 minutes can also be effective in keeping your