A good latch means your baby takes in a wide mouthful of breast, and feeding feels comfortable instead of painful.
For the full breakdown, see our best Tool Chest Latch guide.
If nursing hurts, the latch is usually the reason. The good news is that a comfortable, pain-free latch is a skill both you and your baby learn together, and most issues are fixable in the moment. Here is what actually matters, step by step, with the warning signs that mean you should break the latch and start again.
What Does a Good Latch Look Like?
A proper latch means the baby’s mouth covers a large mouthful of breast tissue, not just the nipple. The mouth should be wide open, with lips flared outward. You should see more areola above the baby’s top lip than below, since the lower jaw does most of the work. The chin rests against the breast, and swallowing is visible or audible.
How it feels matters more than how it looks. Some visible areola is normal depending on breast shape and baby mouth size, so don’t chase a picture-perfect latch if feeding is comfortable and the baby is gaining weight. Per the CDC’s breastfeeding basics, pain or pinching signals a problem even when everything looks right.
Check your position before you begin. The baby’s chest and stomach should face your body so the head doesn’t turn to the side. A baby whose head is turned or whose chin is tucked can’t swallow well. Pull the baby in close rather than leaning over, since leaning forward strains your back and pulls the nipple out of position.
Getting a Good Latch, Step by Step
Follow these steps to encourage a deep, comfortable latch that works for most parents and babies:
- Start skin-to-skin. A calm, sleepy baby latches far more easily than a frantic one. Undress the baby to the diaper and hold them against your chest for a few minutes first.
- Tease the mouth open. Brush the nipple against the baby’s upper lip and wait for a wide yawn. Never push the breast in while the mouth is mostly closed — a narrow-mouthed latch pinches.
- Bring the baby to the breast. The baby comes to you, not the other way around. Support the breast behind the areola with a C-hold, thumb on top and fingers below, if you need help guiding it.
- Aim chin first. Point the nipple toward the roof of the baby’s mouth, with the lower jaw well below the nipple. Bring the baby in quickly as the mouth opens wide for a deeper latch.
- Break and retry on pain. If it hurts or the baby latches only the nipple, slip a clean finger in the corner of the mouth to break the suction and try again.
When it works, you should feel a strong, rhythmic drawing sensation — not sharp pinching. The Office on Women’s Health describes this expectation clearly: nursing should be comfortable once the baby is properly latched.
Troubleshooting a Painful or Shallow Latch
Pain is a sign, not a stage to push through. The most common mistakes are latching only the nipple, letting the chin tuck to the chest, and letting lips curl inward. Fixing any of these usually fixes the pain.
If you correct position and the latch still hurts, or you notice a flattened, pinched, or distorted nipple after feeding, get help. The Cleveland Clinic’s latch guidance recommends seeing a lactation professional or clinician when pain persists, swallowing seems weak, or you’re struggling to get a deep latch after several attempts. Your baby’s pediatrician or hospital lactation consultant is a good first contact.
| Sign | Good Latch | Poor Latch |
|---|---|---|
| Mouth position | Wide open over the areola | Gripping only the nipple |
| Lips | Flared outward, like fish lips | Curled inward |
| Chin | Rests against the breast | Tucked toward the chest |
| Body position | Chest-to-chest, head straight | Head turned to the side |
| Swallowing | Visible or audible | Hard to hear or see |
| Your feeling | Comfortable, rhythmic pull | Pinching or sharp pain |
| Nipple after feeding | Round, unchanged | Flattened or distorted |
Babies cluster-feed and nurse often early on, and a good latch is what makes that sustainable. If the latch feels right, you’re on track. If it doesn’t, break the latch and reposition — every attempt teaches you both what works. Persistent pain deserves professional help, so consider seeing a lactation consultant who can observe a feed and spot what you can’t see from your angle.
References & Sources
- Centers for Disease Control and Prevention. “Newborn Basics: Breastfeeding.” Describes signs of a good latch and when feeding should be comfortable.
- Office on Women’s Health. “Getting a Good Latch.” Step-by-step positioning guidance for comfortable nursing.
- Cleveland Clinic. “Breastfeeding Latch.” Explains warning signs and when to seek lactation support.