High-functioning autism (Level 1 ASD) in toddlers looks like advanced speech but social delays, intense routines, sensory sensitivities, and repetitive behaviors, such as lining up toys or hand-flapping, alongside difficulty with make-believe play, sharing, understanding emotions, and inconsistent eye contact, often marked by literal interpretation and strong reactions to changes. They might seem uninterested in peers, prefer solitary play, use your hand as a tool, or get upset by loud noises or certain textures.
Symptoms of High-Functioning Autism
Difficulty with Social Interaction: Individuals with high-functioning autism may struggle to understand social norms, make eye contact, initiate or maintain conversations, and interpret nonverbal cues such as facial expressions or body language.
The "6-second rule" for autism is a communication strategy where a speaker pauses for about six seconds after asking a question or giving information, giving the autistic person extra time to process it without feeling rushed, which helps reduce anxiety and allows for a more thoughtful response, reducing frustration for both parties. Instead of repeating or rephrasing, which can be confusing, you wait, and if needed, repeat the exact same words after the pause.
Around 90% of autism cases are attributed to genetic factors, meaning autism is highly heritable, with many different genes contributing, rather than a single cause, often interacting with environmental influences during early brain development, though specific environmental factors don't cause it but can increase risk. Twin studies show strong genetic links, with concordance rates between 60-90% in identical twins, and research points to complex interactions of many genes and prenatal/perinatal factors.
not seeming to understand what others are thinking or feeling. unusual speech, such as repeating phrases and talking 'at' others. liking a strict daily routine and getting very upset if it changes. having a very keen interest in certain subjects or activities.
Borderline autistic children often become obsessive with patterns and repetitive behavior and play. Even though they engage in repetitive behavior, it is less extreme than children with autism. Toddlers that are borderline autistic may have a specific attachment to an odd item such as liking door knobs, keys, lamps…
The top signs of autism (ASD) center on challenges with social communication and interaction, and restricted, repetitive behaviors or intense interests, including difficulty with back-and-forth conversation and social cues, avoiding eye contact, repetitive movements (like hand-flapping), strict routines, and intense focus on specific topics, though signs vary greatly and can appear differently in children and adults. Early signs in toddlers might be delayed speech or little interest in other kids, while adults often struggle with small talk or sensory sensitivities.
While the exact reasons are not yet clear, changes in how the disorder is defined, increases in screening, and more awareness certainly contribute to this increase. If you have any concerns about your child's development, speak to a healthcare professional about diagnostic tests.
Understanding the 6 stages of an autism meltdown can help parents, caregivers, and educators respond with empathy and support.
Often children show symptoms of autism within the first year of life. A small number of children with the condition appear to develop as expected in the first year. Then between 18 and 24 months of age, they may lose some skills and develop autism symptoms.
Chinning is a form of repetitive self-stimulatory behavior (stimming) that you may notice in children or adults with autism. It involves pressing, rubbing, or holding the chin against objects, surfaces, or even hands to gain sensory input or comfort.
There's no single "hardest" age for autism; challenges shift across developmental stages, with preschool (2-5) often tough due to noticeable differences in social/language skills, elementary (6-10) marked by growing academic/social demands, and adolescence (11-17) frequently being overwhelming due to complex social pressures, puberty, and identity formation, say Bluebell ABA Therapy and Blossom ABA Therapy. While early childhood (ages 3-6) sees initial progress for many, this often stalls around age six, a critical turning point where increased support is crucial, according to research, notes The Transmitter.
Floortime does not work on speech, motor or cognitive skills in isolation. It addresses these areas through its focus on emotional development. Overall, this method encourages children with autism to push themselves to their full potential. It develops “who they are,” rather than “what their diagnosis says.”
Reaching to one's own forehead in response to a marked mirror image has traditionally been conceptualized as an important, initial measure of self awareness (the mirror self recognition test, or MSR, e.g. Gallup, 1970) and it typically emerges between the ages of 18 and 24 months (Bertenthal and Fischer, 1978).
Top 10 Calming Strategies for Autism
Many individuals with HFA exhibit ritualistic eating behaviors. These can include eating foods in a specific order, requiring foods to be prepared or presented in a particular way, or using specific utensils. These rituals provide a sense of control and predictability, which can help reduce anxiety during meals.
Yelling at an autistic child can cause confusion, fear, and emotional distress that may last far longer than you'd expect. Because autistic kids often process language, tone, and emotions differently, loud voices can be overwhelming—sometimes even physically painful.
However, autistic meltdowns are not age-related and they may happen at any age. Many autistic adults, especially the higher functioning ones, may learn some strategies to prevent meltdowns and cope with them.
Meltdowns can be expressed verbally (eg, shouting, growling, or crying), physically (eg, kicking or flapping) or a mixture of both ways. An autistic person will lose control of their behaviour because they are completely overwhelmed and are unable to express themselves another way.
Researchers are not sure what causes autism, but they believe genetic and environmental factors play a role. Risk factors can include having older parents or a sibling with ASD, genetic or chromosomal conditions like Down syndrome or fragile X syndrome, and very low birth weight.
We reviewed 36 studies examining maternal diet and autism spectrum disorder (ASD) and found that prenatal vitamin/multivitamin use and adequate intake of folic acid and vitamin D were each associated with lower likelihood of having a child with ASD.
Autism is a lifelong condition; individuals may manage symptoms better but do not "outgrow" it.
Research tells us that autism tends to run in families, and a meta-analysis of 7 twin studies claim that 60 to 90% of the risk of autism comes from your genome. If you have a child with autism, you are more likely to have another autistic child. Your other family members are also more likely to have a child with ASD.
Examples of this can include: following set routines and rituals – examples include eating the same meals each day, doing tasks in the same order, using the same items (such as a favourite cup or pen), taking the same route to school or work, children asking the same questions to hear the same answers (for reassurance)
As children develop speech, early warning signs of an ASD include scripted speech, echolalia, and using words out of context. as from a television program or movie. The child uses the phrase out of context, and it is not used in an attempt to communicate.