Welcoming a newborn into your family is like opening your heart to an entirely new world of wonder, hope, and sometimes, worry. The early days of a baby’s life can be filled with an array of emotions, from awe and tenderness to moments of uncertainty. As precious as these moments are, it’s also the time when you, as a parent, might feel both excitement and anxiety about ensuring the well-being of your tiny bundle of joy.
Part of this journey involves learning to recognize the difference between what’s “normal” and what might be a sign that your newborn needs extra help. Babies can’t articulate their needs in words, so they rely on subtle bodily cues and signals. Some of these signals may be minor concerns—like a bit of fussiness that subsides with a feeding—but others can be red flags that require prompt attention.
In this blog, we’ll explore 10 critical newborn health red flags that every parent should know and act on immediately. We’ll approach each red flag by first describing the problem—what it might look like and why it’s concerning—and then offering practical suggestions for how you can address it. Our hope is to help you feel more confident and prepared, giving you a stronger sense of control over your child’s well-being. However, always trust your instincts: if something feels off, contact your healthcare provider as soon as possible.
Even though most babies adjust to life outside the womb without major complications, certain warning signs shouldn’t be ignored. By learning these red flags, you’ll be better equipped to protect your little one’s health, ensuring the early stages of life remain filled with more calm and joy than panic.
1. Newborn Health Red Flags: Unusual Urination Patterns in Babies

The Problem
A newborn’s urination habits can tell you a lot about their hydration level and overall health. It may be tricky to monitor urine output—especially with super-absorbent disposable diapers—but you should still try to keep track. One newborn health red flag to watch for is no urine in the first 24 hours at home or a sudden significant decrease in urination. This could indicate dehydration or an underlying kidney issue.
An older baby may go between six to eight hours without a wet diaper if they’re sleeping or haven’t had enough fluids. However, a newborn should be producing a steady number of wet diapers each day, increasing as they grow older.
Babies have tiny bladders, requiring frequent changes. When they’re not producing urine at expected intervals, it’s considered one of the important newborn health red flags. Sometimes, the issue is mild dehydration caused by poor feeding or breastfeeding difficulties. Other times, it could be a sign of something more serious, such as an underlying infection or congenital problem.
The Solution
- Observe and Record: Keep a small notebook or use a smartphone app to document each diaper change. Note the time, the diaper’s weight or wetness, and anything unusual about color or odor.
- Check Feeding Routine: Ensure your baby is feeding effectively. If you’re breastfeeding, talk to a lactation consultant about latch and milk supply. If you’re bottle-feeding, confirm you’re mixing formula properly and offering feedings regularly.
- Seek Medical Help: If your newborn consistently has fewer wet diapers than expected—especially if they don’t urinate within the first 24 hours at home—call your pediatrician. They may suggest an evaluation to rule out infection or other underlying issues.
- Focus on Hydration: If dehydration is suspected, you’ll need medical guidance on either supplementing feeds or adjusting your breastfeeding technique. Never try to fix dehydration by offering plain water or unprescribed fluids, as this can be dangerous for newborns.
Paying attention to your baby’s urination patterns is an early step in establishing healthy habits. The earlier you catch urination issues, the sooner you can restore your infant’s comfort and well-being.