Common Baby Concerns
Our concern guides cover over 2,500 common baby health questions with age-specific information, action tiers (normal, mention at next visit, call now), and source citations from the AAP, CDC, and WHO.
2705+ evidence-based guides for the questions parents search at 2am. Each tells you what's normal, what to watch, and when to call your doctor.
Baby Not Experimenting with Sounds
Between 4 and 6 months, babies typically enter a stage of vocal play where they experiment with squealing, growling, blowing raspberries, and varying pitch and volume. This stage builds the foundation for babbling. If your baby is not exploring different sounds by 6 months, a hearing check may be a good first step.
Malrotation and Volvulus Signs in Baby
Malrotation is a condition where the intestines did not rotate into their normal position during fetal development. Volvulus occurs when the intestine twists, cutting off blood supply, and is a life-threatening emergency. The hallmark sign is bilious (green) vomiting, especially in the first month of life. Any newborn with green vomiting needs immediate emergency evaluation.
Baby Throws Up After Crying Hard
It is surprisingly common for babies and toddlers to vomit after intense crying. The forceful abdominal contractions during hard crying, combined with a sensitive gag reflex, can trigger vomiting. While it is alarming to witness, it is not dangerous and does not mean your child is sick. It is not a manipulative behavior - young children cannot control their gag reflex. The vomiting should stop once the crying stops, and your child should otherwise appear well.
Baby Vomiting at Night Only
Vomiting that occurs primarily at night can have several causes. The most common include postnasal drip from a cold or allergies (mucus drains to the back of the throat when lying down, triggering gagging and vomiting), reflux (stomach acid flows back when lying flat), overeating at dinner, or coughing spells that trigger vomiting. If your child is otherwise well during the day and the vomiting is occasional, it is likely related to positioning and congestion rather than a stomach illness.
My Baby Is Vomiting Green or Yellow (Bile)
Bilious (green or bright yellow) vomiting in a baby is a medical emergency until proven otherwise. While older children and adults occasionally vomit bile with prolonged vomiting, in infants, green vomiting can be a sign of a bowel obstruction such as malrotation with volvulus, which requires emergency surgery. If your baby vomits green or bright yellow fluid, seek immediate medical attention.
Forceful Vomiting in Baby (Not Pyloric Stenosis)
While projectile vomiting in babies 2 to 8 weeks old should always prompt evaluation for pyloric stenosis, forceful vomiting in older babies can have many other causes including stomach viruses, overfeeding, food intolerances, or reflux. The key is assessing whether your baby can keep fluids down and is showing signs of dehydration.
Baby Vomiting Without Fever
Vomiting without fever in babies has many possible causes, and most are not serious. Common reasons include overfeeding, reflux, food intolerance, motion sickness, or a sensitive gag reflex. However, certain patterns - forceful projectile vomiting in a young infant, bile-stained (green) vomit, or vomiting that prevents any fluid intake - can signal conditions that need prompt medical attention.
Repeated Vomiting and Dehydration Risk in Baby
Repeated vomiting puts babies at risk of dehydration more quickly than older children because of their smaller fluid reserves. The key is offering small, frequent sips of fluid (breast milk, formula, or oral rehydration solution) rather than large feeds. Signs of dehydration include fewer wet diapers, dry mouth, sunken fontanelle, and lethargy.
Signs of Von Willebrand Disease in Babies
Von Willebrand disease (VWD) is the most common inherited bleeding disorder, affecting both boys and girls. It is caused by a deficiency or dysfunction of von Willebrand factor, a protein needed for blood clotting. Signs include easy bruising, prolonged bleeding from cuts, frequent or prolonged nosebleeds, and heavy bleeding during dental procedures or surgery. Many people with VWD have mild symptoms that may not be recognized until a surgical or dental procedure.
Baby Wake Windows: Guide by Age
Wake windows are the periods of awake time between your baby's naps. Following age-appropriate wake windows helps prevent both overtiredness and undertiredness, which can make falling asleep harder. General guidelines: newborns 45-90 minutes, 3-month-olds 75-120 minutes, 6-month-olds 2-3 hours, 9-month-olds 2.5-3.5 hours, and 12-month-olds 3-4 hours. These are ranges, not exact numbers - watch your baby's sleepy cues as the best guide.
Baby Waking Too Early (5am)
Early morning waking (before 6am) is one of the trickiest sleep challenges, but it is very common. It is often caused by too late or too early of a bedtime, too much daytime sleep, light exposure at dawn, or the natural drop in sleep pressure in the early morning hours. Small schedule adjustments can make a big difference.
Baby Waking Every Hour at Night
Babies naturally wake between sleep cycles, which last about 45-60 minutes for infants. If your baby needs help (feeding, rocking, pacifier) to fall asleep initially, they will need that same help each time they surface between sleep cycles - which can mean waking every 45-90 minutes all night. This is the most common cause of frequent night waking. Other causes include sleep regressions, illness, teething, hunger, discomfort, or sleep environment issues. While exhausting, this pattern is solvable.
Are Baby Walkers Safe? Injury Risks
The American Academy of Pediatrics recommends against using baby walkers with wheels. They cause thousands of injuries each year, primarily from stair falls, and give babies access to dangers they could not otherwise reach — like hot stoves, pools, and sharp objects. Stationary activity centers (exersaucers) are a much safer alternative that still let your baby bounce, play, and develop leg strength.
Baby Walkers and Jumpers: Developmental Concerns
The AAP strongly recommends against baby walkers, which have been associated with thousands of injuries annually including falls down stairs, burns, and drownings. Baby walkers can also delay motor development because they reinforce incorrect movement patterns and prevent babies from learning natural balance and coordination. Stationary activity centers and jumpers are safer alternatives but should also be limited to 15-20 minutes at a time, as excessive use can affect hip development and walking patterns.
My Baby Is Not Walking at 18 Months
While most babies walk by 15 months, the WHO considers walking alone as normal up to 17.6 months. If your baby is not walking at 18 months, your pediatrician will want to evaluate them, but many late walkers have no underlying issues. Babies who were premature, who are bottom shufflers, or who are more cautious temperamentally may walk later.
My Baby Walks on the Outside of Their Feet
Walking on the outside edges of the feet (supination) can be normal in early walkers as they develop balance and foot positioning. However, persistent supination should be evaluated, as it may indicate tight muscles, foot alignment issues, or neurological differences that benefit from early treatment.
My Baby Walks with Stiff Legs
Some stiffness in early walking is normal as babies learn to coordinate their leg muscles. However, persistent stiff-legged walking that does not improve over weeks may indicate increased muscle tone (hypertonia) that should be evaluated. Most babies develop a more fluid walking pattern within a few months of starting to walk.
My Baby Walks with a Wide Stance
A wide-based gait (walking with feet wide apart) is completely normal for new walkers. Babies use a wide stance for balance, just as adults would on a rocking boat. Most toddlers naturally narrow their gait by age 2-3 as their balance and coordination improve.
My Baby Walks with Arms Up in the Air
Walking with arms held up high (called the "high guard" position) is completely normal for new walkers. Babies use their raised arms for balance, much like a tightrope walker. As your baby's balance and walking skill improve over the coming weeks, their arms will gradually lower to their sides.
Warts in Toddlers
Warts are caused by the human papillomavirus (HPV) and are very common in children. They appear as small, rough, flesh-colored bumps, most often on the hands and fingers. Warts in toddlers are harmless but can be persistent. Most warts eventually go away on their own, though it can take months to years. Treatment options are available if they bother your child.
When Can Babies Drink Water Safely
Babies under 6 months should NOT be given water. Breast milk or formula provides all the hydration they need, even in hot weather. Giving water to a young baby can cause water intoxication, a dangerous condition where sodium levels drop to dangerous levels, potentially causing seizures. After 6 months, when solids begin, small sips of water (2-4 oz per day) can be offered in a cup. By 12 months, water becomes a regular part of the diet alongside whole milk.
Weak Suck Reflex and Feeding Difficulties
A weak suck reflex can make breastfeeding and bottle feeding challenging for your baby. Causes include prematurity (the suck reflex fully develops around 36 weeks gestation), tongue tie, neurological conditions, low muscle tone, and birth-related issues. If your baby has difficulty latching, tires quickly during feeds, or is not gaining weight adequately, early evaluation is important. A lactation consultant, pediatrician, or feeding therapist can assess the suck and develop a management plan.
Weekend vs Weekday Sleep Schedules
Some variation between weekend and weekday sleep is normal. Try to keep bedtime and wake time within 30-60 minutes of the weekday schedule. Larger shifts can disrupt your baby's internal clock and cause a rough Monday.
My Baby Is Gaining Weight Too Fast
Rapid weight gain in babies can be normal, especially in breastfed newborns during the first few months. Breastfed babies cannot be overfed. For formula-fed babies, paced bottle feeding can prevent overfeeding. Most chubby babies lean out when they become mobile. Your pediatrician monitors growth patterns and will advise if weight gain is concerning.
Showing 889-912 of 2705 concerns
All content follows our editorial policy and is reviewed against published clinical guidelines.
2,705 evidence-based guides6 authoritative medical sources5 medical advisory board members