Heart doctor reveals 5-minute at-home test that can spot deadly cardiac condition – would YOU try it?

A heart surgeon has revealed the simple at-home test that could reveal the symptoms of one of Britain’s biggest killers. 

In a clip posted to TikTok, US-based cardiothoracic surgeon Dr Jeremy London asked his 494,000 followers: ‘How can you tell that you may have important blockages of the heart arteries without a single blood test, X-ray, or ECG?’

‘Well, not surprisingly, you have to listen to your body.’

The heart blockage Dr London refers to is more commonly known as coronary heart disease — which develops when the blood supply to the heart becomes reduced or blocked. 

This generally happens because of the build-up of fatty deposits, called plaque, inside the arteries that supply the heart, making them narrower and restricting the vital flow of blood. 

According to Dr London a simple test can reveal if you’re at risk of the condition, that dramatically increases the chances of heart attack and stroke.

It involves first doing an activity that increases your heart rate, like…