5 Surprising Facts About Autism

1. Autism is more common than many realize – about 1 in 36 children in the U.S. is on the autism spectrum

This rise in diagnoses isn’t an “epidemic” but largely due to better awareness and broader criteria. Experts note that widening the definition of autism, increased public knowledge, and improved diagnostic tools explain the higher numbers, not vaccines or some new cause. In short, more people are recognized as autistic today because we understand autism better than in decades past.

Additional reading:

Data and Statistics on Autism Spectrum Disorder | Autism Spectrum Disorder (ASD) | CDC

RFK Jr. has questioned rising autism rates. Here's what experts say he gets wrong about the disorder - ABC News

2. Autism occurs in all ethnic and socioeconomic groups – it’s not confined to any single race or class

In the past, Black, Hispanic, and other minority children were often diagnosed later or missed due to bias and access issues. Now, that gap is closing: a 2020 CDC study found autism rates in Black and Hispanic children actually slightly exceeded those in white children for the first time. This reversal suggests that as awareness grows in all communities, more non-white kids are getting identified (where previously they might have been overlooked). Autism is truly worldwide and multicultural.

Additional reading:

Prevalence and Characteristics of Autism Spectrum Disorder Among Children Aged 8 Years — Autism and Developmental Disabilities Monitoring Network, 11 Sites, United States, 2020 | MMWR

3. It’s a myth that “only boys are autistic.” While autism has been diagnosed about four times more often in boys, girls and women are absolutely autistic, too.

In fact, many autistic females go undiagnosed until later in life because they often “camouflage” traits or present differently than stereotypes. Recent research shows diagnostic rates for females have surged (a 20-year review saw proportionally more girls and women being identified), reflecting improved understanding of how autism manifests in females. Bottom line: gender does not immune anyone from autism – girls, women, and nonbinary people can be autistic, and historically they’ve been under-acknowledged.

Additional reading:

Are the diagnostic rates of autistic females increasing? An examination of state-wide trends - PubMed

4. Autism is lifelong – autistic children grow up to be autistic adults.

It’s not something one “grows out of.” Many adults on the spectrum, especially those who didn’t fit narrow early stereotypes, discover their autism later in life and finally understand why they’ve felt different. Late diagnoses are becoming more common as awareness improves. A recent study noted that “late diagnosis” (in teenage years or adulthood) has increased, particularly for females. This shows that countless autistic adults have been living without recognition. Autistic people span all ages – support and acceptance matter across the lifespan, not just in childhood.

5. Autism is a spectrum – and not a linear one of “mild to severe.”

Every autistic individual has a unique mix of strengths and challenges. Some may speak eloquently but struggle with sensory overload; others might be nonspeaking but excel in visual thinking or memory. Terms like “high-functioning” and “low-functioning” are outdated and misleading. Two people both labeled “high-functioning” might have very different struggles – one may find socializing hard while another has intense sensory issues. Conversely, someone deemed “low-functioning” might have great talents or intellect that the label obscures. Autistic advocates prefer to describe an individual’s specific support needs instead of using such blunt labels. As one autistic adult put it, you could hold a job and appear “high-functioning” yet internally feel overwhelmed and unable to cope comfortably. Functioning labels oversimplify a very complex profile – so focusing on what support a person needs (for communication, daily living, etc.) is more respectful and useful.

Additional reading:

Functioning Labels for Autism: Why They Are Outdated

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What We Get Wrong About Autism

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The True Cause of Autism