If you dreamed that your friend had a heart attack: There may be positive financial returns for your actions, unexpected or unstable people may worry you. To see that your friend has a heart attack in your dream indicates that the person who has health problems will fall into trouble, go through difficult times, and have trouble. Having a friend's heart attack is also referred to as feeling bad, being unhappy, having trouble. This is a harbinger of the emotional process one will experience.