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Signs of Colic in Newborns: What to Look For

If you are wondering how to tell if your baby has colic, this page can help you spot common newborn colic symptoms, understand typical crying patterns, and get personalized guidance on what may be going on.

Start with your baby’s crying pattern

Answer a few questions about when the crying happens, how long it lasts, and what soothing methods help. You will get guidance tailored to possible colic signs in infants and when to check in with your pediatrician.

Which crying pattern sounds most like your baby right now?
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How to know if a newborn is colicky

Colic usually refers to frequent, intense crying in an otherwise healthy baby, often without a clear cause. Parents often describe long crying spells that are hard to soothe, especially later in the day or evening. Babies with colic may clench their fists, pull up their legs, arch their back, turn red while crying, or seem uncomfortable even after feeding, diaper changes, and cuddling. While these baby colic signs and symptoms can be exhausting, they do not mean you are doing anything wrong.

Common newborn colic symptoms parents notice

Long, hard-to-soothe crying spells

One of the most common signs of colic in newborns is crying that lasts for long stretches and does not improve easily with feeding, rocking, holding, or diaper changes.

Body tension during crying

Colic signs in infants can include clenched fists, a tight belly, legs pulled toward the tummy, or arching of the back during crying episodes.

Crying at similar times of day

Many parents notice newborn crying colic signs more often in the late afternoon or evening, even when the rest of the day seems relatively calm.

When does colic start in newborns?

Often begins in the first few weeks

Colic commonly starts within the first 2 to 4 weeks of life, though every baby is different and crying patterns can vary.

May peak around 6 weeks

For many babies, colic symptoms in babies become most noticeable around 6 weeks, when crying can feel more intense or more predictable.

Usually improves over time

Colic often gets better by 3 to 4 months of age. If crying is worsening, feeding is difficult, or your baby seems unwell, it is important to seek medical advice.

Signs it may be more than colic

Feeding problems or poor weight gain

If your baby is refusing feeds, vomiting often, or not gaining weight well, those symptoms deserve medical attention and may point to something other than colic.

Fever or unusual sleepiness

A fever, limpness, trouble waking, or a baby who seems very different from usual should be checked promptly by a healthcare professional.

Crying with other concerning symptoms

Blood in the stool, breathing trouble, a swollen belly, or a weak cry are not typical newborn colic symptoms and should be evaluated right away.

Frequently Asked Questions

How can I tell if my baby has colic or is just fussy?

Typical fussiness usually improves with feeding, holding, rocking, or sleep. Colic is more likely when crying is intense, lasts for long periods, happens repeatedly, and is hard to soothe even after basic needs are met.

What are the main baby colic signs and symptoms?

Common signs include long crying spells, crying that seems to happen at similar times each day, clenched fists, legs pulled up, arching, and a baby who seems uncomfortable but otherwise healthy.

When does colic start in newborns?

Colic often starts in the first few weeks after birth, may peak around 6 weeks, and usually improves by 3 to 4 months. If symptoms begin suddenly after a calm period or come with illness signs, talk with your pediatrician.

Is my baby colicky if they cry mostly after feeding?

Crying after feeds can happen with colic, but it can also be related to gas, reflux, swallowing air, or feeding technique. Looking at the full pattern helps clarify whether colic is likely.

Should I call the pediatrician about newborn colic symptoms?

Yes, especially if you are unsure what is causing the crying, if your baby has feeding trouble, fever, vomiting, poor weight gain, or if something about the crying feels different or concerning to you.

Get guidance for your baby’s crying pattern

Answer a few questions to better understand possible signs of colic in your newborn and get personalized guidance on what to watch for next.

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