A baby’s cry can test any parent’s patience and lead to some instinctive reactions that can have devastating consequences.
Among these, Shaken Baby Syndrome (SBS) represents one of the most severe forms of child abuse, often caused unknowingly by exasperated parents.
What is Shaken Baby Syndrome?
Shaken Baby Syndrome occurs when a child, usually under two years of age, is violently shaken in response to their inconsolable crying.
This seemingly harmless gesture can cause severe neurological damage (and, in some cases, death).
In the first months of life, babies’ neck muscles are not sufficiently developed to support the weight of their head.
Consequently, when the baby is shaken, the brain moves freely within the skull, causing bruising, swelling, and bleeding of brain tissue.
What is the most critical period?
The greatest risk occurs between two weeks and six months of life, not so much due to physical conformation (which makes the risks persist even beyond), but because this is the period when infant crying reaches its maximum intensity.
During this delicate phase, the baby’s bone structure is particularly fragile, and head control is not yet developed, making the effects of shaking even more devastating.
This syndrome is particularly insidious because it could cause potentially fatal damage that isn’t immediately visible, but only after a few days.
What are the causes?
Inconsolable crying represents the main trigger for shaken baby syndrome.
Parents or caregivers may feel helpless and frustrated when they cannot interpret or soothe this crying.
This frustration can translate into inappropriate behaviors like shaking, often done unknowingly in an attempt to calm the baby.
According to the Italian Society of Neonatology (SIN), there are several risk factors that could increase the probability of SBS, including:
- young parental age
- low education level
- substance use (which is also a risk factor for SIDS)
- unemployment
- social hardship
- postpartum depression
However, in most cases, it is simply the exasperation of poorly informed parents that causes this harmful behavior.
What are the effects of shaking?
First, it’s important to remember that even a few seconds of violent shaking can cause irreversible damage.
Testimonies indicate that the baby is usually shaken about 3-4 times per second for a period ranging from 4 to 20 seconds.
It’s important to distinguish these episodes from normal daily activities, which can include a certain level of “flexibility” and shaking: horseback riding, cycling, or jogging with the baby do not cause this syndrome.
What are the warning signs?
Recognizing SBS symptoms is crucial for timely diagnosis.
The most common signs include:
- vomiting
- loss of appetite
- difficulty sucking
- extreme irritability
- lethargy
- muscle rigidity
- breathing problems
- seizures and altered consciousness
An abnormal increase in head circumference compared to weight and height can be another important indicator.
What are the consequences?
The repercussions of Shaken Baby Syndrome can be devastating and permanent.
Neuropsychological damage manifests in both motor skills and language.
The most serious consequences include learning, attention, and memory disorders, physical disabilities, vision problems up to blindness, hearing deficits, cerebral palsy, epilepsy, and psychomotor delay.
Only in 15% of cases are there no health repercussions for the baby, and unfortunately, in a quarter of diagnosed cases, the syndrome can be fatal.
How to manage crying?
Crying is the only communication tool available to newborns in the first months of life.
It can express hunger, sleepiness, physical discomfort, or simply the need for contact and reassurance.
There are numerous alternatives to shaking to calm a crying baby: gently rocking them in the stroller, taking a car ride, offering a relaxing bath, or carefully swaddling them to recreate the fetal position.
If the crying becomes unbearable, the best solution is to put the baby in a safe place and temporarily step away to regain composure.
Don’t hesitate to ask for help from other family members or friends, and in cases of doubt about the baby’s health status, always consult a doctor.
We are with you
Preventing SBS comes through education and family support.
Training courses for parents on recognizing and managing newborn crying are a fundamental tool.
Even to avoid situations like this, we support you with guides, courses, and with personalized consultations.
Remember, we are with you.
SOURCES
Joyce T, Gossman W, Huecker MR. Pediatric Abusive Head Trauma. [Aggiornato 2023 Mag 22]. In: StatPearls [Internet]. Treasure Island (FL): StatPearls Publishing; 2025 Jan-. Available here:  https://www.ncbi.nlm.nih.gov/books/NBK499836/