For parents like Thu Ha from Bac Ninh, whose two-year-old child only speaks a few single words, even while understanding adults, this indicates a potential speech delay for their age. It is advisable to seek a medical examination to identify the cause and ensure timely intervention.

Language development is a critical milestone reflecting brain maturation and a child's ability to listen, comprehend, and interact. Typically, children around 12 months old begin to babble and utter one to two meaningful words. By 18 months, their vocabulary often expands to about 10 words or more, enabling them to name family members and familiar objects. At two years old, most children can combine two simple words, such as "mommy carry" or "eat rice," and can understand and follow basic requests. By three years old, children typically form longer sentences, and strangers can understand most of what they say.

Speech delay can stem from various underlying causes. Some children experience hearing problems, such as congenital hearing loss or recurrent middle ear infections. When a child cannot hear clearly, their ability to imitate and learn to speak is significantly affected. Additionally, speech delay may be linked to specific language development disorders, autism spectrum disorder, intellectual developmental delay, or neurological abnormalities.

A child's living environment also plays a vital role in language acquisition. Children who receive limited conversation or interaction, or spend excessive time with screens like phones and tivi, have fewer opportunities for language development. Effective language learning requires consistent, reciprocal feedback between the child and their caregivers.

Many parents hold the misconception that "boys talk late, which is normal" or "they will speak on their own when they get older." However, the period from 0 to three years old is considered the "golden period" for language development. Missing this crucial window can make interventions more challenging and less effective.

During a hospital examination, a doctor conducts a comprehensive assessment of the child's development. This includes evaluating their ability to hear, understand, express language, motor skills, and social communication. A hearing test may be ordered to rule out hearing impairment as a cause. In some cases, doctors recommend speech therapy intervention to support the child in developing essential communication skills.

At home, parents can actively foster language development. This includes increasing daily conversations, naming objects, describing actions, reading picture books, and encouraging the child to respond. Asking simple questions and offering praise when the child attempts to communicate helps motivate them to use language. It is also crucial to limit screen time on electronic devices, as digital screens cannot substitute for direct, human interaction.

Specialist Doctor Level II Le Thu Trang

Pediatrics Unit

Tam Anh Cau Giay General Clinic