What is a common symptom of lead poisoning in children?

Developmental delays and learning difficulties are common symptoms of lead poisoning in children because lead exposure can interfere with brain development and function. Children are particularly vulnerable to the effects of lead because their brains are still developing and they are more likely to ingest lead through hand-to-mouth activity, such as playing in contaminated dirt or ingesting lead dust.

Lead can cause significant cognitive deficits, issues with attention, and learning difficulties that impact a child's ability to succeed in school and develop normally. These symptoms can appear in various forms, ranging from mild to severe, depending on the level and duration of exposure. In contrast, the other options do not directly correlate with the established symptoms of lead poisoning in children. Severe headaches are more commonly associated with other medical conditions, increased appetite does not relate to lead exposure, and frequent colds and infections are typically attributed to factors unrelated to lead toxicity.