Heart attack

• Causes of a heart attack
  A heart attack happens when an artery becomes blocked, restricting the blood supply to the heart. Left untreated, it can lead to death.
  Find out more about the causes of a heart attack.
  
• Symptoms of a heart attack
  It is important to recognise the symptoms of a heart attack and know what to do if you, or someone you know, is having one.
  Learn to recognise the symptoms of a heart attack.
  
• What to do
  Find out what actions you must take when you or someone else has a heart attack.
  
• Heart attack treatment
  Our staff will diagnose your condition and treat you before taking you to one of eight specialist heart attack centres.
  Read about the treatment available for heart attack patients in London.
  
• Real life: Paul's story
  Paul Le Vesconte had a pioneering treatment called primary angioplasty at King's College Hospital after he had a heart attack.
  Read Paul's story.
  
• Real life: Mark's story
  Mark Hollet, 40, had just dropped off a fare from his black cab one evening in December when he began to experience severe chest pain and dialled 999 for an ambulance.
  Read Mark's story
  
• Video: How we treat heart attacks
  Clinical Practice Manager Mark Whitbread explains our treatment of heart attack patients in this short video.
  Watch the video of Mark Whitbread

If you think you, or someone you know is suffering from a heart attack you need to call 999 for an ambulance immediately.