Many people sometimes suffer from a heart attack despite having no indications and symptoms. And this is one of the top ‘silent killer’ of men. They rarely notice the symptoms that may indicate that a cardiac attack is coming soon. But now a new study at Cedars-Sinai Medical Center says that half of all men who experience sudden cardiac arrest actually notice symptoms within the weeks before it strikes. This sudden and unexpected heart attack strikes when your heart stops beating without any warning. It may be due to defective electrical activity in the heart. This is not the same