Before playlists and algorithms, children inhabit an atmosphere shaped by voices, songs, routines, and silences. Music at the beginning of life is more than entertainment: it is a way to connect, provide orientation, and care. Let us explore what the science actually says.
Before children choose their favorite songs, others have already chosen for them. Sometimes consciously; often without thinking: the music in the car, songs at home, videos played over and over, lullabies, the volume at a celebration, or background noise during a meal.
In the early years, adults do more than look after nutrition, rest, and routines. They also create the listening environment. That responsibility should not be a source of guilt, but an opportunity to understand that music arrives with a volume, an intention, a rhythm, an emotion, and a moment.
Key reflection: The first music selection in a person’s life is measured not by sophistication but by sensitivity: knowing when sound is needed, what it should sound like, and when to leave room for silence.
Inside the womb, sound arrives filtered through the body. It is not heard as it would be in a room or through headphones. External sounds are attenuated, frequencies change, and clarity is transformed. That does not mean absence, however: it means another way of perceiving.
The classic research by Hepper y Shahidullah, published in Archives of Disease in Childhood, recorded fetal movement in response to certain tones: the first observable response appeared at around 19 weeks of gestation to a 500 Hz tone. Later, Graven y Browne described the fetal auditory system as becoming functional at around 25 weeks.
This finding changes how we think about music before birth. It is not a matter of imagining a baby “listening to songs” as an adult would, or turning prenatal music into a promise of intelligence. It is about understanding that, before birth, a gradual relationship with voice, vibration, pulse, cadence, and repetition already exists.
A 2024 observational study found differences in the neural encoding of speech sounds at birth associated with prenatal exposure to monolingual or bilingual maternal speech environments. It was not an experiment in musical training, nor does it show that music programming produces that outcome. Before we hear songs, we hear bodies.
Before understanding a melody, the body already recognizes a pulse. Rhythm appears very early in life: heartbeat, breathing, rocking, footsteps, the repetition of a voice. For a young child, it is more than a musical feature. It is a way of organizing time.
A study by Zhao y Kuhl, publicado en PNAS, published in PNAS, found that a music intervention with 9-month-old infants improved the neural processing of temporal structures in both music and speech. A study published in PLOS Biology in 2026 found that sleeping newborns could anticipate rhythmic patterns in music, while the response to melody did not appear in the same way.
Music does not teach words on its own. But it shares something essential with language: time. el tiempo.
Before understanding a word, a baby can feel how it is delivered. The human voice conveys more than content. It conveys intention. A sentence spoken gently does not create the same experience as one spoken with tension.
That is why, at the beginning of life, the voice can act as one of the first forms of music. Not necessarily because of melody, but because of its tone, cadence, pauses, and ability to regulate closeness.
Research on infant-directed speechinfant-directed speechshows that adults tend to change how they speak when addressing babies. A meta-analysis published in Nature Human Behaviour reviewed 88 studies, confirming specific acoustic features such as fundamental frequency, pitch variability, and articulation rate.
This evidence helps explain something deeply human: before children understand what is being said, they are already receiving how it is said. And there is music in that “how.”
In the early years, repetition does not mean boredom. It makes the world recognizable. The same song before bed, a melody that returns in the car, a lullaby sung in much the same way each night. To an adult, repetition may seem simple. For a child, it can become a signal, a structure, and a sense of belonging.
One of the most interesting findings on early musical memory comes from a study published in PLOS ONE. Researchers found that babies repeatedly exposed to a melody during pregnancy showed stronger neural responses to that melody at birth and at four months.
Scientific caution: The finding is fascinating, but it needs to be interpreted carefully. It does not mean that a baby should be musically “trained” before birth. Nor does it mean that more music is always better. It suggests something subtler: certain forms of listening familiarity may begin very early. Perhaps some of our first memories are not images or words, but a voice that returns.
A good musical atmosphere knows not only when to play, but when to be quiet. This challenges a widespread idea: “more music” does not necessarily mean “more well-being.” At the beginning of life, rest, pauses, and freedom from excess matter, too.
The American Academy of Pediatrics warns that infants and young children rely on adults to leave noisy situations or reduce exposure, and notes that children do not always recognize when a noise level may be harmful.
Silence is not a lack of stimulation. It can also be a form of care. It lets the body rest, allows a nearby voice to be heard, and keeps a child from being surrounded by constant stimulation.
For years, the idea that listening to certain music could make babies more intelligent gained popularity. That promise, associated with the so-called “Mozart effect,” oversimplified a much more complex reality.
A meta-analysis published in Intelligence in 2010 found little support for a specific Mozart effect on spatial-task performance. That debate concerns performance following listening, not a lasting improvement in babies’ intelligence. It does not justify turning a piece of music into a promise of intellectual development.
| Common myth | Scientific reality |
|---|---|
| “Listening to Mozart makes a baby more intelligent” | There is no evidence of a permanent increase in IQ. Music is not a magic formula. |
| “The more music, the better the development” | Excessive noise and a lack of silence can be counterproductive for rest and attention. |
| “Music replaces interaction” | Singing, playing, and sharing music are forms of interaction. Findings from specific musical interventions do not show that any background music can replace human connection. |
That does not mean stripping music of its mystery. Its power lies not in promising automatic results, but in accompanying, organizing, connecting, and creating context. At the beginning of life, creating context is a profound form of care.
Choosing music for a child does not mean designing a sophisticated experience. It means observing. Does this music support the moment? Does the volume allow conversation? Is music needed now, or is silence needed?
The answer will not be the same for every child, family, or culture. That is precisely why judgment matters. A song can be perfect for movement and entirely unsuitable for sleep. A familiar voice close by can have more effect than any automated playlist.
Ultimately, that is the difference between filling the surroundings and creating a home.
Filling the surroundings means playing sound constantly.
Creating a home means understanding the atmosphere we are building around children, using music as a tool for connection rather than noise.
It is not about putting more music into a child’s life. It is about understanding that the quality of early experiences influences the foundations of learning, health, and behavior. And sometimes, the best song is simply the caregiver’s voice, at the right moment and with the right intensity.
At Music Curator, we design musical direction with attention to the project’s identity, the people who use the space, and its different periods of activity. If you are looking for guidance on your space’s music selection, contact us to define an approach suited to its use and audience.