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Gas and Colic in Babies: Causes and Relief

Learn about gas and colic in babies, including common causes, signs, nighttime colic, how long gas and colic last, and practical ways to soothe your baby.

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Dr.J.T.Hema Prathima

Bringing a new baby home is one of life’s most beautiful milestones. However, it also comes with a steep learning curve, especially when your little one starts crying inconsolably. If you have spent hours rocking a screaming infant, you are not alone. Two of the most common reasons for infant distress are trapped gas and colic. As twilight approaches, many exhausted parents ask themselves: do babies have colic during night hours specifically?

Understanding your baby’s digestive system can help ease your mind and provide your child with much-needed comfort. In this comprehensive guide, we will explore the root causes of infant gas, dive deep into the mystery of colic, and provide practical, paediatrician-approved methods to soothe your baby.

What is Colic and Do All Babies Have Colic?

Colic is not a specific disease or diagnosis. Instead, it is a term used to describe frequent, prolonged, and intense crying in an otherwise healthy infant. Doctors typically use the "Rule of Three" to define colic:

  • Crying that lasts for more than three hours a day.
  • Occurring at least three days a week.
  • Persisting for more than three consecutive weeks.

When walking through these sleepless nights, you might wonder: do all babies have colic? Thankfully, the answer is no. While almost all babies experience periods of fussiness and gas, clinical colic affects an estimated 10% to 26% of infants worldwide.

When trying to map out this difficult phase, parents naturally want to know: till what age do babies have colic symptoms? For most infants, colic begins around the second or third week of life, peaks at about six weeks, and gradually improves.

When looking at the timeline of infant development, till what age babies have colic is typically around 3 to 4 months. By the time your baby reaches 5 months, colic usually resolves entirely on its own.

Recognising the Signs: How to Know Baby Has Colic Pain

It is easy to mistake normal developmental fussiness for something more painful. Learning how to know baby has colic pain involves watching their body language, such as clenched fists and an arched back.

Unlike normal crying, colic crying has distinct characteristics:

  • Extreme, High-Pitched Crying: The crying sounds more like shrieking or an expression of pain rather than hunger or boredom.
  • Physical Posturing: If you notice your baby pulling their legs up to their chest, clenching their fists, bloating in the abdominal area, or arching their back, these are signs of colic distress.
  • Predictable Timing: Colic episodes often occur at the same time every day, most notably in the late afternoon or evening.
  • Inconsolability: No matter how much you feed, rock, change, or cuddle your baby, the intense crying continues.

By understanding how to know your baby has colic pain, you can respond with targeted soothing techniques rather than feeling helpless.

Why Do Babies Have Colic and Colic Pain?

Doctors and researchers have spent decades trying to figure out exactly why babies have colic pain. While there is no single proven answer to why babies have colic, paediatricians point to a combination of physical and environmental factors:

1. An Immature Digestive System: A newborn’s gastrointestinal tract is still developing. The muscles that push food through the intestines may spasm, causing temporary cramping.
2. Sensory Overload: Newborns can become easily overwhelmed by lights, sounds, and stimulation. By the end of the day, their sensitive nervous systems can crash, resulting in intense crying.
3. Imbalance of Gut Bacteria: Some studies suggest that babies with colic have a different makeup of microflora (gut bacteria) than babies who do not have colic.
4. Early Milk Allergies or Sensitivities: In rare cases, a sensitivity to proteins in cow's milk formula or foods in a breastfeeding mother's diet can trigger gut discomfort.

When searching for reasons why babies have colic, we often look at gut maturity and nervous system sensitivity. Understanding why babies have colic pain can help parents feel more empathetic rather than frustrated during crying episodes.

Why Do Babies Have Colic During Night and Evening Hours?

One of the most exhausting aspects of colic is its timing. Many parents find themselves asking: do babies have colic during night?

Yes, colic is notoriously famous for peaking in the late afternoon, evening, and early night hours. So, do babies have colic during nighttime because of darkness? Not exactly, but late-day fatigue plays a huge role.

Several factors contribute to nighttime colic:

  • The Witching Hour: This is a well-documented period in the evening when babies naturally become fussier due to built-up fatigue from the day.
  • Accumulated Gas: As babies feed throughout the day, air can accumulate in their digestive tracts, leading to painful bloating by bedtime.
  • Parental Fatigue: By nightfall, parents are tired, which can make it harder to soothe a crying infant, sometimes creating a cycle of mutual stress.

Fortunately, knowing that babies have colic during night hours is a normal developmental phase can help you prepare for the evening ahead of time.

Gas Issues in Newborns: Causes and Timelines

While colic is defined by crying patterns, gas is a physical condition that can affect any baby. Let's explore why babies have gas problem episodes so frequently during their first few months of life.

Why Newborn Babies Have Gas Problems

To understand why newborn babies have gas problems, we must look at how their little bodies process milk. When a baby feeds, they are not just swallowing milk; they are also swallowing air.

Another reason why babies have gas problem symptoms is the swallowing of excess air during feeding or crying. Because a newborn's digestive system lacks fully developed enzymes and a mature microbiome, food passes through the gut slowly, fermenting and producing gas bubbles that get trapped in the intestines.

How Many Months Do Baby Gas Problems Last?

This leaves parents wondering how many months babies have gas problem discomfort before their digestion matures. When discussing how many months babies have gas problem struggles, most paediatricians agree that symptoms peak at 6 to 8 weeks and resolve by 4 to 6 months, which is when babies begin sitting up and moving more independently.

How to Manage and Relieve Baby Gas and Colic

If your baby has gas problem symptoms, there are several steps you can take to ease their discomfort immediately.

1. Feed at an Angle and Burp Frequently
Whether breastfeeding or bottle-feeding, try to keep your baby's head elevated higher than their stomach. This prevents air from travelling down into their bowels. Stop to burp your baby halfway through a feed and immediately after they finish.

2. Try the "Bicycle Legs" Technique
First, if your baby has gas problem symptoms, try using the "bicycle legs" technique. Lay your baby flat on their back and gently move their legs in a pedalling motion toward their tummy. This manual movement helps push trapped gas bubbles out of the digestive tract.

3. Practice the "Colic Hold"
Carry your baby face-down with their chest resting on your forearm and their head cradled near your elbow. The gentle pressure of your arm against their abdomen can soothe a sore tummy.

4. Optimize the Sleep Environment
If your baby has gas problems that keep you up at night, modifying the mother's diet (if breastfeeding) or switching formula might help. At night, keep the room dim, use a white noise machine to mimic the sounds of the womb, and swaddle your baby snugly to prevent sensory overload.

Summary Comparison: Gas vs. Colic

FeatureInfant GasColic 
Primary CauseSwallowed air and immature digestionUnknown; linked to gut development and sensory overload
Crying StyleCrying stops once gas is passedInconsolable crying, regardless of passing gas
DurationShort episodes throughout the dayAt least 3 hours a day, 3 days a week, for 3+ weeks
Physical SignsFlatulence, squirming, grunting Clenched fists, arched back, intense screaming
ResolutionImproves with burping and movementResolves on its own by 3 to 4 months of age

FAQs 

How can I tell the difference between gas and colic?

While both cause crying, gas pain usually subsides once your baby passes gas or has a bowel movement. Colic, on the other hand, involves hours of intense, inconsolable crying that does not stop even after gas is passed.

Do babies have colic during night hours more than during the day?

Yes. Although colic can happen at any time, it is highly common for colic episodes to peak during the late afternoon and night. This is often due to accumulated fatigue, sensory overload, and gas buildup from feedings throughout the day.

Why do newborn babies have gas problem symptoms so frequently?

Newborns have an immature digestive system that is learning how to process breast milk or formula. They also swallow air while sucking, crying, or using a pacifier, which easily gets trapped in their tiny intestines.

Till what age do babies have colic on average?

Colic typically peaks around 6 weeks of age and begins to fade around 3 to 4 months. Most babies are completely free of colic symptoms by 5 months of age.

What should I do if my baby has a gas problem that won't go away?

If your baby is struggling with persistent gas, try feeding them in an upright position, burp them frequently, and perform gentle tummy massages. If the gas is accompanied by vomiting, diarrhoea, or fever, contact your paediatrician immediately.

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