Tummy aches are one of the most common reasons children visit the pediatrician—and for good reason. From gas and constipation to food sensitivities or stomach viruses, kids of all ages experience digestive discomfort from time to time. But as a parent, it can be hard to know what’s normal and what might be a sign of something more serious.
At Mercy Grace Private Practice in Gilbert, AZ, we understand that abdominal issues in children can be confusing and even alarming. This guide will help you recognize common causes of tummy troubles, understand when to monitor at home, and know when it’s time to seek pediatric care.
Why Do Kids Get So Many Stomachaches?
Children are still developing their digestive systems, and they may not always know how to describe their symptoms clearly. A “tummy ache” can refer to anything from mild gas to severe pain caused by an underlying condition. Their gastrointestinal (GI) systems are also more sensitive to stress, diet changes, and infections than those of adults.
In most cases, abdominal pain in children is mild, temporary, and resolves on its own. However, chronic, recurrent, or severe symptoms can indicate a problem that requires medical attention.
Common Causes of Pediatric Stomach Pain
Here are some of the most common reasons children experience digestive discomfort:
1. Constipation
One of the leading causes of tummy pain in children, constipation can occur when a child:
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Doesn’t drink enough water
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Eats a low-fiber diet
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Avoids using the bathroom (common at school or in unfamiliar settings)
Signs of constipation include:
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Infrequent bowel movements (fewer than 3 per week)
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Hard, dry stools
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Pain during bowel movements
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Complaints of “tummy hurting” without vomiting or diarrhea
2. Gastroenteritis (Stomach Bug)
Stomach viruses are common in kids and often lead to symptoms like:
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Nausea
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Vomiting
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Diarrhea
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Low-grade fever
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Mild abdominal cramping
These typically resolve within a few days and can be managed at home with rest and hydration. However, dehydration is a serious concern—especially in infants and toddlers.
3. Gas or Indigestion
Kids may swallow air while eating, drinking, or crying, leading to gas buildup and discomfort. Foods like beans, broccoli, and carbonated beverages may also cause excess gas.
Symptoms can include:
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Bloating
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Burping
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Mild cramping
Gas is usually harmless, though it can be uncomfortable for children.
4. Food Sensitivities or Allergies
Some children experience tummy pain after consuming certain foods. Lactose intolerance and food allergies (like dairy or gluten) are common culprits. Symptoms might include:
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Cramping
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Bloating
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Diarrhea
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Skin reactions or hives (in allergic responses)
If you notice a pattern between food intake and symptoms, consult your pediatrician about testing or dietary changes.
5. Anxiety or Stress
Emotional health can have a direct effect on digestion. Children may experience stomach pain before school, during stressful events, or when anxious. This is especially common in school-aged kids and teens.
These pains are often real but without a physical illness behind them. In such cases, addressing the emotional trigger is key.
When to Monitor at Home
Most tummy troubles in kids resolve on their own and don’t require a trip to the doctor. Here are a few general guidelines for when you can manage symptoms at home:
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The pain is mild to moderate and doesn’t prevent eating or playing
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There’s no fever or only a low-grade fever
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Bowel movements are normal or slightly off (mild constipation or loose stool)
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There is no persistent vomiting or diarrhea
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The child is hydrated and alert
At home, you can:
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Encourage small sips of water or electrolyte drinks
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Use a warm compress on the abdomen
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Offer bland foods like bananas, rice, applesauce, and toast (BRAT diet) if the child is hungry
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Monitor bowel movements
When to Call the Doctor
Some symptoms are signs that a healthcare provider should see your child:
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The pain is severe or persistent, especially if it lasts longer than 24–48 hours
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Your child has a high fever (above 101.5°F)
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There is vomiting that lasts more than a day or contains blood or bile (green/yellow fluid)
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Diarrhea lasts more than 2 days, or there is blood in the stool
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Your child shows signs of dehydration, including:
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Dry mouth
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Sunken eyes
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No tears when crying
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Decreased urination (less than every 8 hours)
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Lethargy or weakness
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There is swelling or tenderness in the abdomen
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Your child is refusing to eat or drink
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The pain wakes them up at night consistently
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A child with a known chronic condition (like diabetes or celiac disease) has new or worsening symptoms
Serious Conditions to Be Aware Of
In rare cases, stomach pain in children can be a symptom of a more serious condition, including:
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Appendicitis – Pain begins around the belly button and moves to the lower right side, often with fever, nausea, or vomiting.
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Intussusception – A rare condition where part of the intestine folds into itself, often seen in infants. Symptoms include sudden, intense pain and “currant jelly” stool.
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Urinary Tract Infections (UTIs) – Especially in younger children, a UTI can present as stomach pain along with frequent urination or fever.
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Hernias or Bowel Obstruction – May cause persistent vomiting, bloating, or visible bulging in the abdomen.
If you suspect any of these, seek immediate medical attention.
Supporting Digestive Health at Home
Even if your child isn’t currently experiencing tummy trouble, there are many things you can do to support healthy digestion:
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Encourage fiber-rich foods like fruits, vegetables, and whole grains
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Make sure your child is drinking enough water each day
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Keep mealtimes consistent and stress-free
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Promote physical activity, which helps with digestion and reduces constipation
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Limit sugary drinks and processed snacks that can disrupt gut health
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Teach your child to listen to their body’s cues—eating when hungry and stopping when full
Conclusion
Stomachaches are common in children but can also be tricky to interpret. At Mercy Grace Private Practice in Gilbert, AZ, we’re here to help you sort through the confusion. From managing mild digestive discomfort to diagnosing more complex issues, our pediatric team provides compassionate, personalized care for families throughout the East Valley.
If your child is struggling with ongoing stomach pain, changes in digestion, or you’re unsure whether symptoms are cause for concern, don’t hesitate to schedule an appointment. Trust your instincts—and remember, we’re just a phone call away.
Let us help your little ones feel better, grow stronger, and get back to being kids.