Internally, many undiagnosed adults with autism say they feel different from those around them. You may have seen videos on social media where people detail the signs that made them realise they’re autistic. Viewers are finding them enlightening and comforting as many people  – mainly women – are undiagnosed as they reach adulthood.According to Dr. Megan Anna Neff, a clinical psychologist based in Oregon, a recent study found that 80% of women with autism are still undiagnosed at age 18.There are many reasons for this: For starters, people learn to adjust their behaviour to fit in with society. Additionally,the autism diagnostic tools used today were developed exclusively on white boys from high socioeconomic status, said Stephanie Gardner-Wright, a licensed master social worker and certified autism clinical specialist in Michigan.There is also a huge focus on the external signs and not so much the internal symptoms of autism, Gardner-Wright said. And those