Approach to delay or regression in developmental milestones: Video & Meaning | Osmosis

6-month sleep regression: Signs, causes, and how long it lasts

When a child suddenly loses speech, social engagement, or other developmental skills, it’s easy to think it’s autism—but sometimes, it’s a serious, treatable brain inflammation called autoimmune encephalitis (AE). In AE, the immune system mistakenly attacks healthy brain cells, causing rapid regression, seizures, behavioral changes, movement disorders, and psychiatric symptoms. Unlike classic autism, AE often has a more abrupt onset, sometimes following infection. Diagnosis involves tests like M

Child regression: What it is and how you can support your little one