One of them is the increased number of people caring for mental status, but the other one is, we are living in an era that requires long hours of computer usage which is against the living way of an ADHD person. We need to walk, go out, spend energy, but nowadays we have to stay in an office, look at a screen, which is so boring.
Sort of. Medical science doesn’t know exactly, but there is good evidence pointing to genetic, epigenetic and environmental factors during gestation and early development. There is also things like subclinical (minor) cases then age and covid really amping them up.