Remind under medical supervision. Begin walking for a few hundred meters with gradually increasing distances (say by 50-100 meters or more per day ) in consultation with your doctor. Start climbing stairs, two or three to begin with. Do not carry heavy loads; do not exercise for 2-3 hours after meals. Full work may be resumed approximately within two to four weeks after discharge from a hospital but the period will vary depending on the severity of the heart attack. Those patients who have undergone Angioplasty or Bypass operation may walk one km after a week.