Acidity (Acid Reflux): Meaning, Causes & Symptoms

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Acidity symptoms refer to the indications that help us understand when a person is going through acidity. It is commonly known as acid reflux and is a health problem or medical condition caused by the stomach producing too much acid. When more than the required amount of acid is produced by the gastric gland in order to digest food, acidity takes place. The most common acidity symptom is heartburn. 

Key terms: Acidity, Acid Reflux, Acidity Symptoms, Stomach Acid, Acidic, Acidity Treatment, Gastric juice, Acidity Reason, gastric gland

Read More: Deficiency symptoms


Causes of Acidity

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Sodium chloride (NaCl), potassium chloride (KCl), and hydrochloric acid make up the majority of the stomach's digestive fluid, often known as gastric juice or stomach acid (HCl). Hydrochloric acid is the strongest of these acids, and it is responsible for the breakdown of food molecules as well as the destruction of invading pathogens and food particles.

acid reflux

Acid Reflux

The gastric glands in the stomach produce the acid needed to digest the food and destroy any invading bacteria when the food particles pass down the food pipe or esophagus into the stomach. To complete the digestion process, the stomach glands release more acid than usual in certain circumstances. Some of the most important causes of acidity are:

  • Stress or obesity
  • Insufficient physical activity
  • Irregular eating patterns and unhealthy eating habits
  • Consuming hot and fatty foods
  • Tobacco use and smoking are both harmful to one's health.
  • Drinking additional alcohol, fizzy drinks, coffee, and tea right after a meal Resting or lying down right after a meal
  • Medicines such as ibuprofen and aspirin, in addition to food, produce acidity.

Symptoms of Acidity

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  • Indigestion, poor breath, nausea, vomiting, heartburn, constipation, and other symptoms can all be caused by stomach acidity. Here are some of the most prevalent signs and symptoms of stomach acidity:
  • Constipation is one of the acidity symptoms in which the person suffering from acidity finds it difficult to expel waste.
  • Heartburn is a hyperacidity symptom in which a person with a high amount of acid in their stomach experiences a burning feeling in their heart. Heartburn can be dangerous to one's health in the majority of circumstances.
  • Inflammation: When the stomach is acidic, the contents of the stomach can go back into the food pipe or the esophagus, irritating or inflaming it. As a result, inflammation is one of the stomach acidity symptoms.

Symptoms of Acidity

Symptoms of Acidity

  • Nausea: The majority of persons who acquire stomach acidity experience nausea. Nausea is a medical disease that causes people to feel uneasy and make them want to vomit.
  • Bad Breath: Bad breath is one of the most prevalent acidity symptoms, and it occurs when a person has a lot of acid reflux in their body.
  • Indigestion: The most well-known sign of stomach acidity is indigestion. When food particles are inadequately digested or not digested at all, it causes it.
  • Restlessness might be a symptom of an acidity problem. The individual suffering from acidity may feel unpleasant and find it difficult to relax or rest as a result of this.
  • Regurgitation is a common acidity in stomach symptom in which food is eaten and then regurgitated back into the food pipe or mouth, resulting in vomiting.
  • Excessive Vomiting: If the acidity is accompanied by indigestion and nausea, vomiting might be considered a symptom of stomach acidity. Gas production in the stomach is prevalent with acidity, resulting in excessive vomiting.
  • Significant Discomfort in the Chest and Abdomen: Hyperacidity symptoms can cause severe pain in the chest and abdomen, which is caused by a large amount of unneeded hydrochloric acid-forming in the stomach.

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Acidity Treatment

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  • Acidity is a prevalent condition among today's population, and it can be managed with the right prescription.
  • Antacids and indigestion medications are the most common treatments for acidity.
  • The antacids neutralize the acids and prevent the overproduction of acid. It soothes the stomach and alleviates the burning sensation.
  • The benefits of making lifestyle modifications and taking over-the-counter medications are usually just brief. Stronger medication may be required.

Things to Remember

  • Acidity symptoms is a part of CBSE class 10 science syllabus.
  • It comes under unit 2, World of living, chapter 6, Life processes and carries a total of 6 to 8 marks.
  • Acidity is mainly caused by the overproduction of acid inside the stomach.
  • The main acidity symptoms are heartburn, bloating, constipation and nausea.
  • Chronic acidity can lead to formation of ulcers in the stomach, cancer, severe chest or stomach pain, etc.
  • In order to prevent acidity one must drink enough water, exercise regularly, avoid spicy food, alcohol, caffeine, etc.

Previous Year Questions


Sample Questions

Ques 1. What are the Health Consequences of Acidity? (4 marks)

Ans. Consequences of acidity on health are:

  • Burning feelings in the throat and stomach are common symptoms of acidity. Acidity can induce blinding pain in the stomach, as well as suffering in the chest in excessive doses.
  • Acidity causes problems with digestion and excretion in the majority of persons. Gastric difficulties are frequently associated with stomach acidity, which can result in excessive vomiting.
  • Heartburn, which is a common symptom of extreme acidity, can also be caused by acidity.
  • People with acidity may experience a sour sensation in their mouth as well as foul breath. People can get restless as a result of acidity, which can lead to anxiety and tension. Acidity has the potential to cause stomach ulcers.

Ques 2. What are the risks associated with acidity? (3 marks)

Ans. If the acidity isn't treated before the symptoms get worse, it can lead to a variety of problems, including:

  • Cancer
  • Ulcers in the stomach
  • Chest or abdominal pain that is severe
  • Having trouble swallowing or having pain swallowing
  • Other issues involving the digestive system.

Ques 3. How can acidity be avoided? (3 marks)

Ans. If a patient is suffering from acidity, there are a few measures that must be taken. Precautions include the following:

  • Having fewer but more frequent meals.
  • Walking and other physical exercises should be done regularly.
  • To avoid abdominal pressure, use loose clothing.
  • Reduce or eliminate spicy and deep-fried foods from your diet.
  • Reduce your intake of foods like citrus fruits, raw onions, milk, salt, chocolates, tea, coffee, alcohol, carbonated beverages, and other tobacco products that might cause acidity symptoms.

Ques 4. Which is the strongest acid produced in the stomach? (1 mark)

Ans. HCl (hydrochloric acid)

Ques 5. Name two symptoms of acidity. (1 mark)

Ans. Heartburn, and constipation

Ques 6. What are the best treatments available for acidity? ( 2 marks)

Ans. The best treatments available can be regular dosage of medicine prescribed by the doctor which are safe to intake. These medicines include esomeprazole, famotidine, Gaviscon and some other antacids or medicines for indigestion in order to stop the production of acids in huge quantities and give relief from the burning sensation.

Ques 7. Write three acidity symptoms. (3 marks)

Ans. Three acidity symptoms are:

  • Indigestion, poor breath, nausea, vomiting, heartburn, constipation, and other symptoms can all be caused by stomach acidity. Here are some of the most prevalent signs and symptoms of stomach acidity:
  • Constipation is one of the acidity symptoms in which the person suffering from acidity finds it difficult to expel waste.
  • Heartburn is a hyperacidity symptom in which a person with a high amount of acid in their stomach experiences a burning feeling in their heart. Heartburn can be dangerous to one's health in the majority of circumstances.

Ques 8. What is acidity? (2 marks)

Ans. Acidity also known as acid reflux is a frequent medical problem caused by the stomach producing too much acid, which backs up into the food pipe, causing pain or a burning sensation in the lower chest. Individuals' acidity is caused by poor eating habits and an unhealthy lifestyle, according to dietitians.

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