Gas Pain vs Colic in Baby
Medically reviewed by Dr. Sarah Chen, MD, FAAP · Board-Certified Pediatrician
Content reviewed against published AAP, NIH, AAP guidelines
Last reviewed:
Digestive issues are common in infants and toddlers. If your baby is experiencing gas pain vs colic in baby, here is what you need to know.
The short answer
Gas pain causes intermittent crying and discomfort that resolves when gas is passed. Colic is defined as crying for more than 3 hours per day, more than 3 days per week, for more than 3 weeks, in an otherwise healthy baby. While trapped gas may contribute to some colic episodes, colic is a broader condition with multiple suspected causes including gut immaturity, overstimulation, and developing nervous system regulation.
Key takeaways
- Gas pain causes intermittent crying and discomfort that resolves when gas is passed. Colic is defined as crying for more than 3 hours per day, more than 3 days per week, for more than 3 weeks, in an otherwise healthy baby. While trapped gas may contribute to some colic episodes, colic is a broader condition with multiple suspected causes including gut immaturity, overstimulation, and developing nervous system regulation.
- Usually normal when: Gas-related fussiness that resolves after passing gas or a bowel movement
- Call your doctor if: Inconsolable crying with fever, vomiting, blood in stool, or a distended abdomen
- Varies by age — see the age-by-age breakdown below
“The biggest concern with vomiting is dehydration. Young children can become dehydrated quickly, so it's important to replace fluids. Offer small amounts of an oral rehydration solution frequently.”
Parents everywhere have the same worry. You are doing the right thing by looking into it.
What Parents Should Know
According to AAP, NIH guidelines, gas pain causes intermittent crying and discomfort that resolves when gas is passed. Colic is defined as crying for more than 3 hours per day, more than 3 days per week, for more than 3 weeks, in an otherwise healthy baby. While trapped gas may contribute to some colic episodes, colic is a broader condition with multiple suspected causes including gut immaturity, overstimulation, and developing nervous system regulation. At 0-3 months, this is the peak age for both gas discomfort and colic. Gas pain tends to cause intermittent discomfort with relief after passing gas. Colic involves prolonged, inconsolable crying episodes, often in the late afternoon/evening, that do not clearly resolve with gas passage. Both conditions peak around 6 weeks and improve by 3 to 4 months. It is generally considered normal when gas-related fussiness that resolves after passing gas or a bowel movement. However, you should contact your pediatrician promptly if inconsolable crying with fever, vomiting, blood in stool, or a distended abdomen.
Normal vs. Concerning
By Age
What to expect by age
0-3 months
This is the peak age for both gas discomfort and colic. Gas pain tends to cause intermittent discomfort with relief after passing gas. Colic involves prolonged, inconsolable crying episodes, often in the late afternoon/evening, that do not clearly resolve with gas passage. Both conditions peak around 6 weeks and improve by 3 to 4 months.
3-6 months
Both gas pain and colic typically resolve by 3 to 4 months. If excessive crying continues beyond 4 months, it is unlikely to be colic and other causes should be investigated, including reflux, food allergies, or other medical conditions.
6-12 months
True colic does not occur at this age. If your baby is excessively fussy, look for specific triggers like teething, illness, hunger, or overtiredness. Gas from new foods is possible but should not cause prolonged inconsolable episodes.
12-24 months
Neither gas pain nor colic should be an ongoing issue at this age. Recurrent abdominal pain in toddlers has other causes that should be investigated, such as constipation, food intolerances, or functional abdominal pain.
What to Tell Your Pediatrician
- Describe when you first noticed gas pain vs colic in baby and how it has changed over time.
- Note your baby's current age and which age-specific patterns you are seeing.
- Mention if you cannot tell if your baby's crying is from gas or colic and want guidance.
- Mention if your baby's crying fits the colic criteria and you need support and management strategies.
- Let your doctor know if you have noticed any related concerns, such as changes in feeding, sleep, or movement patterns.
- Bring a list of any questions or observations you want to discuss at the appointment.
What Should You Do?
When to take action
- Gas-related fussiness that resolves after passing gas or a bowel movement
- Colic-like crying in the evening in a baby under 3 months who is otherwise healthy and growing well
- You cannot tell if your baby's crying is from gas or colic and want guidance
- Your baby's crying fits the colic criteria and you need support and management strategies
- Excessive crying is affecting your mental health or family well-being
- Inconsolable crying with fever, vomiting, blood in stool, or a distended abdomen
- Excessive crying in a baby who is not gaining weight or is feeding poorly
- You feel overwhelmed and unable to cope with the crying safely
What You Can Do at Home
- Keep track of when you notice gas pain vs colic in baby — noting the time of day, duration, and any triggers can help your pediatrician.
- Remember that gas-related fussiness that resolves after passing gas or a bowel movement — this is generally within the range of normal.
- At 0-3 months, focus on observation rather than intervention unless your pediatrician advises otherwise.
- Keep your baby upright for 20-30 minutes after feeding. Note any patterns between feeds and symptoms.
- While monitoring at home, seek immediate care if inconsolable crying with fever, vomiting, blood in stool, or a distended abdomen.
Related Conditions
My Baby Has Excessive Gas
Gas is incredibly common in babies and usually peaks around 6-12 weeks. While it can seem uncomfortable, most babies pass gas 15-20 times per day as their digestive systems mature. Simple techniques like bicycle legs, tummy time, and proper burping can help, and it typically improves significantly by 3-4 months.
Signs of Trapped Gas in Baby
Common signs of trapped gas in babies include drawing the legs up toward the belly, arching the back, clenching fists, a hard or bloated-feeling tummy, squirming and fussing (especially after feeds), and excessive crying that seems to ease after passing gas or a bowel movement. Gas discomfort is very common and usually harmless but can make your baby quite uncomfortable.
Colic Remedy Drops Effectiveness
Most over-the-counter colic drops and remedies have limited scientific evidence supporting their effectiveness. Simethicone has some safety data but mixed efficacy evidence. Lactobacillus reuteri probiotics have the strongest evidence for breastfed babies with colic. The most important thing to know is that colic resolves on its own by 3 to 4 months regardless of treatment.
Related Resources
Excessive Crying Triage
Determine whether crying patterns need medical attention.
Poop Color & Texture Guide
What your baby's poop color and consistency mean, and when to worry.
Month-by-Month Development
Detailed monthly development guides from birth through 24 months.
When to Call the Doctor
General guide on when to call the pediatrician, visit urgent care, or go to the ER.
Frequently asked questions
Is gas pain vs colic in baby normal?
When should I call the doctor about gas pain vs colic in baby?
When is gas pain vs colic in baby normal?
What causes gas pain vs colic in baby?
What should I mention to my pediatrician about gas pain vs colic in baby?
Is gas pain vs colic in baby normal at 0-3 months?
Is gas pain vs colic in baby normal at 3-6 months?
Should I go to the ER for gas pain vs colic in baby?
Does gas pain vs colic in baby go away on its own?
References
Doctor Visit Checklist
Bring this checklist to your next pediatrician visit to discuss Gas Pain vs Colic in Baby.
Things to mention
- Describe when you first noticed gas pain vs colic in baby and how it has changed over time.
- Note your baby's current age and which age-specific patterns you are seeing.
- Mention if you cannot tell if your baby's crying is from gas or colic and want guidance.
- Mention if your baby's crying fits the colic criteria and you need support and management strategies.
- Let your doctor know if you have noticed any related concerns, such as changes in feeding, sleep, or movement patterns.
- Bring a list of any questions or observations you want to discuss at the appointment.
Observations to share
- You cannot tell if your baby's crying is from gas or colic and want guidance
- Your baby's crying fits the colic criteria and you need support and management strategies
- Excessive crying is affecting your mental health or family well-being
Urgent signs to report immediately
- Inconsolable crying with fever, vomiting, blood in stool, or a distended abdomen
- Excessive crying in a baby who is not gaining weight or is feeding poorly
- You feel overwhelmed and unable to cope with the crying safely
My notes
From ismybabyalright.com — free, evidence-based baby health guides
All content follows our editorial policy and is reviewed against published clinical guidelines.
2,705 evidence-based guides6 authoritative medical sources5 medical advisory board members
Related Resources
Bottom line
Most cases of gas pain vs colic in baby are normal. Talk to your pediatrician if inconsolable crying with fever, vomiting, blood in stool, or a distended abdomen.
Trust your instincts. If something feels wrong, reach out to your pediatrician. Worrying about your baby means you care — that is a good thing.
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Related Digestive Concerns
My Baby Has Excessive Gas
Gas is incredibly common in babies and usually peaks around 6-12 weeks. While it can seem uncomfortable, most babies pass gas 15-20 times per day as their digestive systems mature. Simple techniques like bicycle legs, tummy time, and proper burping can help, and it typically improves significantly by 3-4 months.
Signs of Trapped Gas in Baby
Common signs of trapped gas in babies include drawing the legs up toward the belly, arching the back, clenching fists, a hard or bloated-feeling tummy, squirming and fussing (especially after feeds), and excessive crying that seems to ease after passing gas or a bowel movement. Gas discomfort is very common and usually harmless but can make your baby quite uncomfortable.
Colic Remedy Drops Effectiveness
Most over-the-counter colic drops and remedies have limited scientific evidence supporting their effectiveness. Simethicone has some safety data but mixed efficacy evidence. Lactobacillus reuteri probiotics have the strongest evidence for breastfed babies with colic. The most important thing to know is that colic resolves on its own by 3 to 4 months regardless of treatment.
My Baby's Belly Looks Swollen
A rounded, slightly protruding belly is completely normal in babies and toddlers due to immature abdominal muscles and their proportionally larger organs. However, if the belly becomes suddenly swollen, feels hard and tight, or is accompanied by pain, vomiting, or changes in bowel movements, it needs medical evaluation as it could signal gas buildup, constipation, or rarely, something more serious.
My Baby Has an Anal Fissure (Blood When Pooping)
A small streak of bright red blood on the surface of your baby's stool or on the diaper is most commonly caused by an anal fissure, which is a tiny tear in the skin around the anus from passing hard stool. Anal fissures are very common in babies and toddlers and usually heal on their own with simple measures like keeping stools soft. While this is rarely serious, any blood in your baby's stool should be mentioned to your pediatrician.
Can Antibiotics Damage My Baby's Gut?
Antibiotics can temporarily disrupt your baby's gut microbiome, which may cause loose stools, fussiness, or diaper rash during and shortly after treatment. However, when antibiotics are medically necessary, the benefits of treating the infection far outweigh the temporary gut disruption. Most babies' microbiomes recover within weeks to months, especially with breastfeeding and a gradual return to normal feeding patterns.