What is Rett syndrome? 🧠 Rett syndrome is a rare genetic neurological disorder that primarily affects girls. It causes severe challenges with communication, mobility, and motor skills. Though many children lose the ability to speak or use their hands, their awareness and understanding often remain. 🧬 The condition is caused by a spontaneous mutation in the MECP2 gene and typically appears between 6 and 18 months of age. From that point, developmental milestones may slow or begin to regress as