Prolonged and untreated acidity can cause ulcers, gastroesophageal reflux disease and gastrointestinal bleeding.
Tea, coffee, carbonated drinks, spicy food, acidic food like lemon and oranges, food rich in fat content such as junk food should be avoided in case of acidity.
Based on your overall health and symptoms, your Acidity doctor may indicate certain tests including pH monitoring, endoscopy, barium swallow test and esophageal manometry.