What are the symptoms of delayed growth and development in children?

The symptoms of delayed growth and development in children mainly include the following aspects: 1. Delayed physical development: The child's physical indicators, such as height and weight, are significantly below the normal standards for children of the same age. For instance, the child's height may fall below the third percentile on the normal growth curve. 2. Delayed motor development: The child shows significant delays in motor skills such as lifting the head, sitting, crawling, and walking. For example, the child may have unstable walking or delayed walking onset. 3. Language development disorders: The child lags significantly behind peers in language comprehension and expression, possibly exhibiting symptoms such as unclear speech, limited vocabulary, and grammatical errors. 4. Intellectual developmental delay: The child demonstrates notable deficiencies in learning ability, thinking skills, and social adaptation, along with inattention and slow responsiveness. These symptoms may appear individually or concurrently. If a child exhibits any of the above symptoms, parents should seek timely medical evaluation and treatment from a healthcare professional.