The subtle warning sign on your lips that indicates a heart attack

This Morning: Dr Chris discusses heart disease

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Heart attack symptoms can be swift and sharp, commonly taking the form of agonising chest pain. However, there are a range of symptoms that are more subtle than chest pain and knowing them can ensure you take appropriate action. It is hard to overemphasise the importance of acting on the warning signs – delays can inflict irreversible damage on the heart muscle.

As health body St John Ambulance notes, if your lips have a blue tinge, it can indicate you’re having a heart attack.

Another slightly more subtle

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