Causes of Constipation

Symptoms and reasons why constipation happens.

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Common causes include:
  • Low-fiber diet, particularly diets high in meat, milk, or cheese
  • Dehydration
  • Lack of exercise
  • Delaying the impulse to have a bowel movement
  • Travel or other changes in routine
  • Certain medications, such as high calcium antacids and pain medications
  • Pregnancy
Symptoms include:
  • Fewer than three bowel movements a week
  • Passing hard, dry stools
  • Straining or pain during bowel movements
  • A feeling of fullness, even after having a bowel movement
  • Experiencing a rectal blockage