Lactose intolerance occurs when the body lacks sufficient levels of lactase, the enzyme needed to digest lactose, the sugar found in milk and dairy products. Symptoms of lactose intolerance can vary in intensity and typically include:
1. **Bloating**: A feeling of fullness or swelling in the abdomen.
2. **Diarrhea**: Loose, watery stools that can occur within a few hours after consuming lactose.
3. **Gas**: Increased flatulence and belching.
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