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Chest Pain, Acute. Severe, sudden chest pain can represent a life-threatening problem. Follow this chart for more information. Our trusted Symptom Checker is written and reviewed by physicians and patient education professionals. Find a possible diagnosis by choosing a symptom and answering a few simple questions.
RE the following text: Your chest pain gets worse when you lie down. Pain in your chest that gets worse when you lie down is probably not heart disease. It is likely to be heartburn caused by acid leaking from your stomach and into your oesophagus. This is very common and known as heartburn and gastro-oesophageal reflux disease (GORD).