- Lack of Eye Contact: Not making eye contact or tracking objects by six months.
- Delayed Milestones: Not meeting expected milestones, such as rolling over, sitting up, or babbling by the appropriate age.
- Limited Interest: Not showing interest in social interactions, toys, or people.
- Poor Response: Not responding to sounds, voices, or stimuli by six months.
If you notice any of these signs, consult your pediatrician for a developmental evaluation.