Heartburn & Acid Reflux: What to Know
An occasional burning feeling after meals is common, but frequent heartburn deserves attention. Here's what reflux is and when to see a doctor.
Stomach acid flowing back up the food pipe
Often eased by simple adjustments
Unsure if chest pain is your heart? Call 911
Frequent reflux is worth assessing
Heartburn — a burning feeling in the chest, often after eating — is very common and usually harmless on occasion. But frequent or persistent reflux is worth understanding, both for comfort and because ongoing symptoms deserve a proper look.
What's happening
Acid reflux occurs when stomach acid flows back up into the food pipe (esophagus), causing that familiar burning sensation. Occasional reflux is normal; when it happens frequently it's sometimes called GERD, and it's worth addressing.
Related readingWhen is a symptom an emergency?Know the warning signs that mean urgent care, not a walk-in.Common triggers
Large or late meals, certain foods and drinks, lying down after eating, stress, and other factors can contribute. Simple adjustments often help, and identifying your personal triggers is a useful first step.
When to see a doctor
See a physician if heartburn is frequent, not improving with simple measures, or affecting your daily life. Seek care promptly for difficulty or pain when swallowing, unintended weight loss, vomiting, or black/bloody stools — and remember that chest pain can have other serious causes, so if you're ever unsure whether chest pain is the heart, treat it as urgent and call 911.
How iCollab can help
Our physicians can assess your symptoms, discuss management, and arrange further evaluation if needed, all coordinated within the team.
This is general information, not medical advice. If you're unsure whether chest pain is your heart, call 911.
Have a concern you'd like looked at?
Book with an iCollab physician, or ask at the walk-in clinic.
A closer look
As you scroll, each part highlights on the diagram. This is general education, not a diagnosis.
Esophagus
Heartburn is a burning feeling when stomach acid flows back up into the food pipe (esophagus).
Reflux point
A valve at the base of the esophagus normally keeps acid down; when it relaxes, reflux can occur.
Stomach
Large or late meals, certain foods, and lying down after eating can all contribute.
Upper abdomen
Frequent or persistent reflux is worth assessing — and remember chest pain can have other serious causes.
Heartburn & Acid Reflux: What to Know — FAQ
Is heartburn ever serious?+
What makes reflux worse?+
When should I see a doctor?+
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