Hand flapping

My little guy just started doing this too

Same

I’m a first time mom and sometimes I feel like I read into things too much. I’ve brought it up at his 18 month check up but his doctor said she doesn’t see anything wrong or concerning

Yes but she’s also autistic

My child did this when she was 6 months for a while, she also rocked back and forth when listening to music. She grew out of both