Hello ЁЯСЛ
Thank you for your concern. Eye blinking or jerking during sleep in a 2-year-old can be due to several reasons, and while some are harmless, others may need closer attention. Here are a few possibilities:
ЁЯУМ Recommendation: While this could be benign, it's best to consult a pediatric ophthalmologist or your child's paediatrician for an in-person evaluation.