Heartburn is a burning feeling in the chest caused by stomach acid travelling up towards the throat (acid reflux). If it keeps happening, it may be called gastro-oesophageal reflux disease (GORD). Heartburn is a burning pain in the chest, just behind the breastbone. It's sometimes accompanied by a bitter or acidic taste in the mouth. The pain is often worse after eating, in the evening, or when lying down or bending over. Occasional heartburn is common and no cause for alarm. Heartburn or heart attack: When to worry Severe heartburn and heart attack can be hard to tell apart. Understand how they typically differ, and learn when to get immediate help. Heartburn is an irritation of your esophagus, the tube that connects your throat and stomach. This leads to a burning discomfort in your upper belly or chest. It's caused by acid reflux, which is. What is heartburn? Heartburn is a painful, burning feeling in the middle of your chest. It’s not really in your heart, though. It’s caused by stomach acid rising into your esophagus (reflux), which runs through your chest, close to your heart. Briefly discusses possible causes of heartburn and the severity of symptoms. Offers interactive tool to help decide when to seek care. Also offers home treatment tips. Heartburn is a burning sensation felt behind the breastbone. It is a symptom that is commonly linked to acid reflux [a] and is often triggered by food. Lying down, bending, lifting, and performing certain exercises can exacerbate heartburn. Home remedies for heartburn include avoiding trigger foods, chewing gum, and elevating your head when lying down. Ginger, milk, or baking soda can also provide relief. Heartburn is a burning sensation in your chest, behind your breastbone. It occurs when stomach acid travels back up your esophagus — the tube that carries food from your mouth to your stomach. In. Heartburn can be quickly relieved with home remedies, over-the-counter treatments, and lifestyle changes. Discover effective ways to manage and prevent heartburn symptoms.