Why Does My Baby Hate the Bassinet? Understanding Reflux and Infant Sleep

If your baby is between 0–6 months and seems uncomfortable lying flat, reflux could be part of the picture. While it’s completely normal for newborns to want to be held (they’ve just spent nine months being supported around the clock), some babies truly struggle to sleep on their backs because lying flat increases reflux discomfort.

Infant reflux happens when stomach contents move back up into the esophagus due to an immature lower esophageal sphincter. This is very common in young babies and usually improves with time. When stomach acid irritates the esophagus, it can feel uncomfortable or even painful, especially when a baby is lying flat after a feed.

Many parents recognize this sensation from pregnancy heartburn. Babies can feel something similar, even though they can’t tell us in words.

Common Signs of Reflux in Babies

Reflux doesn’t look the same for every baby. Some show obvious spit-up, while others experience what’s known as silent reflux.

Signs of typical reflux may include:

  • Frequent spit-up, chunky in texture and/or sour smelling

  • Fussiness shortly after feeding

  • Pulling off the breast or bottle

  • Arching the back or neck

  • Sleeping better when held upright

Signs of silent reflux may include:

  • Little or no visible spit-up

  • Persistent fussiness after feeds

  • Difficulty settling when laid flat

  • Gagging, coughing, or a hoarse cry

  • Wanting to feed very frequently

With silent reflux, milk doesn’t always come back out of the mouth—but it can still irritate the esophagus and cause real discomfort.

What May Help Your Baby’s Reflux

If reflux may be affecting your baby, these strategies are commonly recommended:

  • Hold your baby upright for 10–20 minutes after feeds

  • Burp frequently during and after feeding

  • Offer smaller, more frequent feeds if appropriate

  • Work with a lactation consultant to assess latch or feeding flow (curious about other common feeding issues baby struggle with? Read this blog next!)

  • Consider babywearing to allow upright rest during naps

  • Talk to your pediatrician about reflux management, including medication when symptoms are significant

  • Consider gentle bodywork, such as pediatric chiropractic care, with provider approval

It is especially tempting with a baby whos truggles with reflux to want to incline their bassinet slightly, but it is important to follow safe sleep guidelines: baby in their own sleep space, on their back, on a flat and firm surface.

When Do Babies Outgrow Reflux?

Most babies outgrow reflux as their digestive systems mature, often with noticeable improvement by 6–12 months. Until then, supporting comfort can make a meaningful difference in both sleep and overall well-being.

Sometimes sleep challenges aren’t just about schedules and how your baby falls asleep, they’re about helping a baby feel comfortable enough to rest. (Having a good schedule will definitely help your baby sleep though!

Check out this blogpost to learn about creating an optimal schedule for your baby.)

Work With an Online Sleep Consultant

Baby sleep and feeding challenges are deeply connected, and having personalized guidance can make a meaningful difference in figuring it all out.

I offer one-on-one sleep consultations where we look at your baby’s age, feeding patterns, reflux symptoms, and temperament to create a plan made just for you and your baby.

If you’re ready for clarity and support, you can learn more or book a consultation here!





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Baby Not Napping at Daycare? Here’s What Actually Helps

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Why Isn’t Sleep Training Working? And What You Can Do About It