Yes, people with autism frequently experience significant fatigue, often leading to "autistic burnout," which is extreme mental, physical, and sensory exhaustion from the constant effort of navigating a world not built for them, especially dealing with social demands and sensory overload. This chronic exhaustion is a serious issue, often stemming from "masking" (hiding traits to fit in) and can result in increased meltdowns, social withdrawal, reduced functioning, and difficulty with executive tasks like planning or communication.
Autistic burnout results from a build-up of stress, often brought on by autistic traits such as masking or sensory overload. The symptoms and causes of burnout can vary significantly by person, but may manifest with physical, emotional, and mental symptoms.
Rest and recharge
When you are experiencing fatigue and/or burnout, it's important to stop and take time to rest to give your body time to recover. Depending on how your feeling, this may mean reducing other activities you have scheduled, such as clubs and sports activities.
Some people also have pain in different parts of their body or 'flu like symptoms such as high temperature, aches and pains. Autistic Burnout is a common set of symptoms described by people within the Autistic Community. These include: Physical symptoms including extreme fatigue.
Reasons why autistic burnout might occur
Difficult or unreachable expectations from family, school, work, or society in general. Stress from living in a world not set up to accommodate autistic people, for example managing the stress of having to be in noisy environments.
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.
Understanding the 6 stages of an autism meltdown can help parents, caregivers, and educators respond with empathy and support.
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.
Autistic fatigue is more frequent and severe than typical fatigue. It stems from sensory overload, communication stress, co-occurring conditions, and cognitive strain. Symptoms can be physical, emotional, cognitive, or behavioral — like headaches, irritability, brain fog, or withdrawal.
The link between autism and POTS
Researchers believe that autonomic nervous system dysfunction, or dysautonomia, is overall more prevalent among autistic individuals, and POTS is one of the most common forms of dysautonomia.
Austistic Burnout is typically a long term condition, lasting months, and without taking steps to mitigate the causes can be extended further.
Do try to:
Depression and anxiety: The discomfort caused by autistic burnout can leave sufferers feeling hopeless. It can feel like the symptoms are never going to go away. Overwhelming fatigue can make it hard to engage with interests, friends or areas of curiosity. This might cause an autistic person to withdraw further.
In autistic people this can result in a meltdown (the equivalent of the 'fight' response) which is often mistaken for a temper tantrum. Meltdowns can be expressed verbally (eg, shouting, growling, or crying), physically (eg, kicking or flapping) or a mixture of both ways.
The Rage Cycle. In individuals with high-functioning autism (HFA), anger can often manifest through what is known as the rage cycle. The rage cycle consists of three stages: escalation, explosion, and recovery.
Autistic burnout might look like:
Heightened sensory sensitivity or need for more sensory input. Increase in mental health issues like anxiety and depression. Withdrawing from your usual social activities or relationships.
Autistic children do not need more sleep than other children. However, many people with ASD experience difficulty sleeping, which can lead to prolonged periods of poor or interrupted sleep.
What NOT to Say to Someone with Autism
Many autistic people are motivated to have friends, relationships and close family bonds, despite the clinical characterisation of autism as a condition negatively affecting social interaction. Many first-hand accounts of autistic people describe feelings of comfort and ease specifically with other autistic people.
Additionally, inherited genetic variations contribute greatly. Research shows that both mothers and fathers can carry autism-related gene variants. Some of these are common variants that increase the risk of autism, while others are rare mutations causing more severe effects.
Changes in the diagnostic criteria and increased screening at wellness visits seem to be the main contributors.
Donald Triplett, autism's 'Case 1,' dies at 89. Triplett gained media attention for his autism later in life, and he became the face of the effort to research the lives of older adults with autism.
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.
Interoception and Autism
This means we might have difficulty accurately perceiving our internal body signals, we may over-feel these signals or simply have difficulty differentiating between body signals and emotional signals, for example, struggling to discern if our discomfort is due to hunger or anxiety.