Achalasia is considered to be a rare disease of the muscle of the lower esophageal body and the lower esophageal sphincter. The particular cause of achalasia is unknown. However, it may usually occur by the degeneration of the esophageal muscles and, more importantly, the nerves that control the muscles. As a result, people suffering with achalasia face difficulty in swallowing food. In addition to the failure to relax.
Signs and Symptoms: Achalasia is mainly associated with abnormalities of esophageal peristalsis (usually complete absence of peristalsis) which is usually the coordinated muscular activity of the body of the esophagus (which mainly comprises 90% of the esophagus) which plays a major role in transportation of food from the throat to the stomach.
Disease statistics: Achalasia is an uncommon swallowing disorder that affects about 1 in every 100,000 people. It occurs equally in males and females. It is typically diagnosed in adults, but can occur in children as well.Disease affects mostly adults between ages 30s and 50s.