The signs of intellectual and development disabilities (IDDs) vary for particular conditions.
IDDs that are more severe may show up sooner. Some of the signs of IDD may include1,2:
Developmental milestones can be monitored to identify delays (e.g., in walking or talking) that could indicate an IDD.
To learn more about developmental milestones, and milestones for different ages, visit the following websites:
All related topics
All related news