Acid Reflux
Acid reflux is a very common digestive problem. Many people experience it occasionally,
especially after eating a heavy or spicy meal. However, when it happens frequently, it may be a condition called GERD (Gastroesophageal Reflux Disease).
To understand acid reflux, let’s first understand how digestion normally works.
How Does Acid Reflux Happen?
When you eat food, it travels from your mouth down a tube called the food pipe (esophagus)
into your stomach. At the bottom of the food pipe, there is a small muscle that acts like a
door. This muscle opens to allow food into the stomach and then closes to keep stomach
contents from coming back up.
In acid reflux, this muscle becomes weak or relaxes at the wrong time. As a result, stomach
acid flows back into the food pipe. This causes irritation and discomfort.
Stomach acid is strong because it helps break down food. But the food pipe is not designed to handle acid, so it causes a burning feeling.
Common Symptoms
The most common symptom is:
• A burning sensation in the chest, often called “heartburn”
Despite the name, heartburn has nothing to do with the heart.
Other symptoms include:
• Sour or bitter taste in the mouth
• Regurgitation (food or acid coming back up)
• Chest discomfort after eating
• Bloating
• Nausea
• Chronic cough
• Hoarseness or sore throat
• Difficulty swallowing (in severe cases)
Symptoms often get worse:
• After large meals
• After eating spicy or fatty food
• When lying down soon after eating
• At night
What Causes Acid Reflux?
Several factors can increase the risk:
• Overeating
• Obesity
• Pregnancy
• Eating spicy, oily, or fatty foods
• Drinking too much coffee or alcohol
• Smoking
• Eating late at night
• Certain medications
Stress can also make symptoms worse.
What Is GERD?
If acid reflux happens more than twice a week or becomes chronic, it is called GERD.
Long-term GERD can irritate the lining of the food pipe and may cause complications if not
treated.
How Is It Diagnosed?
Doctors often diagnose acid reflux based on symptoms. If symptoms are frequent or severe,
tests may be done, such as:
• Endoscopy (a small camera to look inside the food pipe)
• Acid monitoring tests
These tests help check for damage.
How Is Acid Reflux Treated?
Treatment depends on how severe the symptoms are.
1. Lifestyle Changes (Very Important)
Many people improve greatly by changing habits:
• Eat smaller meals
• Avoid lying down for at least 2–3 hours after eating
• Avoid trigger foods (spicy, fried, fatty foods)
• Reduce coffee and alcohol
• Reduce coffee and alcohol
• Stop smoking
• Lose excess weight
• Elevate the head of the bed slightly
These simple steps can reduce symptoms significantly.
2. Medications
If lifestyle changes are not enough, doctors may prescribe medicines such as:
• Antacids (for quick relief)
• H2 blockers (reduce acid production)
• Proton pump inhibitors (PPIs), which strongly reduce stomach acid
These medicines are usually very effective.
However, long-term use should only be under medical supervision.
When Should You See a Doctor?
Seek medical advice if you have:
• Frequent heartburn
• Difficulty swallowing
• Unexplained weight loss
• Persistent vomiting
• Chest pain (especially if unsure whether it’s heart-related)
Chest pain should always be evaluated to rule out heart problems.
Can Acid Reflux Be Dangerous?
Occasional acid reflux is not dangerous.
However, untreated long-term GERD can lead to:
• Inflammation of the food pipe
• Narrowing of the food pipe
• Ulcers
• In rare cases, changes in the lining that increase cancer risk
That’s why chronic symptoms should not be ignored.
How to Prevent Acid Reflux
Prevention mainly involves healthy lifestyle habits:
• Eat balanced meals
• Maintain healthy weight
• Avoid overeating
• Do not eat very late at night
• Limit alcohol and smoking
Small daily changes can prevent long-term problems.
Final Thoughts
Acid reflux is common and often manageable. Many people experience occasional heartburn,
but frequent symptoms should not be ignored.
The good news is that most cases improve with simple lifestyle adjustments and, if needed,
medication.
Listening to your body and making small changes in eating and daily habits can greatly
improve comfort and protect your digestive health.
At Airside Medical Centre, our GP team in Swords, North Dublin is here to provide care, advice, and treatment—even out of hours.
Find us at Airside Medical Centre, 1st Floor Medical Suite, Link Road, Holywell, Swords, Dublin.
Call us or book online
