What is Indigestion?

Indigestion, medically known as dyspepsia, is a common digestive complaint that affects people of all ages. It refers to a group of symptoms rather than a specific disease.

These symptoms include discomfort or pain in the upper abdomen, bloating, excessive gas, nausea, early fullness during meals, and sometimes a burning sensation.

Indigestion occurs when the stomach has difficulty breaking down food or when the digestive process slows due to lifestyle, dietary factors, or underlying medical conditions.

For many individuals, indigestion is occasional and mild. However, for some, it can recur frequently and disrupt daily routine, sleep, and appetite. Common causes include overeating, eating too fast, spicy or fatty foods, stress, alcohol, and certain medications.

Why Does Indigestion Get Worse at Night?

Many people experience a noticeable increase in indigestion symptoms at night, and there are several reasons for this. The most important factor is body position.

When you lie down after eating, gravity no longer helps keep stomach acid and food where they belong. As a result, acid may flow back into the esophagus more easily, leading to heartburn, bloating, and discomfort.

This effect is more pronounced if you eat a large or heavy meal close to bedtime. Another factor is the body’s natural digestive rhythm. Digestion slows down significantly in the evening.

If you consume heavy, spicy, or fatty foods at night, the stomach takes longer to process them. Slow digestion increases the risk of acid production and stomach distension, both of which can trigger indigestion symptoms.

Late-night eating habits also contribute. Many people snack on fried, sugary, or spicy foods before bed. These items can irritate the stomach lining and increase acid secretion. Caffeinated drinks, alcohol, and carbonated beverages consumed in the evening can further worsen symptoms.

Stress and exhaustion, more common at the end of the day, can weaken digestion as well. Stress releases hormones that slow down the digestive system, making indigestion more likely to worsen at night.

Additionally, wearing tight clothing while lying down can put pressure on the abdomen, contributing to discomfort.

People with gastroesophageal reflux disease (GERD), obesity, pregnancy, or hiatal hernia are more prone to nighttime indigestion because of increased pressure on the stomach and reduced ability to keep acid in place.

Simple habits like avoiding late meals, choosing light dinners, and elevating the head while sleeping can reduce nighttime indigestion significantly.

Conclusion

Indigestion is a widespread digestive issue that can cause discomfort, bloating, and burning sensations. While it can occur at any time, many people find their symptoms intensify at night due to lying down shortly after eating, slower nighttime digestion, and dietary or lifestyle habits.

Stress, acidic or fatty foods, and medical conditions such as GERD can further aggravate nighttime indigestion.

Understanding the reasons behind worsening symptoms helps in preventing them. Eating smaller, lighter meals in the evening, avoiding late-night snacking, managing stress, and giving the stomach enough time to digest before bed can make a significant difference.

If nighttime indigestion persists despite lifestyle changes, it is advisable to consult a healthcare professional to rule out underlying causes and receive proper treatment.

Dr. Kailash Mishra
Director & Gastroenterologist Consultant
Prime Gastro Liver Clinic