In regards to autism, Autism’s always been around was called childhood schizophrenia back in the 60s/70s .. always been prevalent just not picked up on like it is now, teachers notice the slightest thing and throw a autism or adhd diagnosis at it and the parents run with it for some extra doh..
ive 7 kids all been absolutely fine my last son who’s 4 nearly still hasn’t started speaking properly he’s clearly a bit different to my others not really interested in socialising dosent really listen to you or respond to his name if he’s occupied my little girl whos 2 is leaps and bounds