Signs of autism in men

Introduction

Autism has historically been viewed through a lens that focused primarily on children, particularly boys with more obvious social, communication or behavioural differences. While autism is often identified during childhood, many men reach adolescence or adulthood without receiving a diagnosis. 

Some have spent years feeling different without understanding why. Others have been diagnosed with anxiety, depression, obsessive-compulsive disorder (OCD) or social anxiety before eventually discovering that autism provides a more accurate explanation for their lifelong experiences. 

Research increasingly suggests that many autistic people engage in masking or camouflaging behaviours, whereby they consciously or unconsciously hide autistic traits in order to fit into social expectations. Although masking has often been discussed in relation to autistic women, studies show that autistic men also engage in masking, sometimes delaying recognition of autism for decades. 

What does autism look like in men?

Autism is a neurodevelopmental condition characterised by differences in: 

• Social communication. 
• Social interaction. 
• Sensory processing. 
• Behaviour and interests. 
• Flexibility of thinking. 

Autistic men vary enormously in personality, abilities, interests and support needs. There is no single autistic profile. However, certain themes are commonly experienced by late-diagnosed men.  

Common signs of autism in men

Lifelong difficulties understanding social rules

Many autistic men describe feeling as though everyone else received a social rulebook that they were never given. 

They may experience difficulties with: 

• Understanding unwritten social expectations. 
• Knowing how much to contribute to conversations. 
• Interpreting sarcasm, humour or indirect communication. 
• Reading facial expressions and body language. 
• Understanding group dynamics. 

Some men report learning social rules intellectually rather than intuitively. Rather than naturally understanding social expectations, they consciously analyse them.

Difficulties developing and maintaining friendships

Many autistic men want friendships and relationships but find social interaction confusing or exhausting. 

Common experiences include: 

• Feeling different from peers. 
• Having a small number of close friendships. 
• Difficulty maintaining social contact. 
• Preferring one-to-one interactions over groups. 
• Struggling to connect with work colleagues on a social basis. 

These difficulties may exist despite strong motivation to connect with others.

Intense or highly focused interests

A common autistic characteristic is the development of intense interests. 

These may involve: 

• Technology. 
• Gaming. 
• Sport. 
• History. 
• Science. 
• Vehicles. 
• Music. 
• Collecting specific information. 

The interests themselves are not unusual. Rather, it is often the intensity, depth, and consistency of engagement that stands out.

Preference for routine and predictability

Many autistic men report feeling most comfortable when life feels structured and predictable. 

They may: 

• Follow routines carefully. 
• Become stressed by unexpected changes. 
• Struggle when rules or processes are not followed by others. 
• Prefer planning ahead. 
• Struggle with uncertainty. 
• Develop rituals around daily activities. 

Research suggests that cognitive rigidity and preference for predictability are common aspects of autism.

Sensory differences

Sensory processing differences are frequently overlooked but can have a significant impact on daily life. 

Autistic men may be: 

• Overwhelmed by noise. 
• Sensitive to light. 
• Distressed by certain textures. 
• Sensitive to smells. 
• Uncomfortable in busy environments. 

Others may actively seek sensory experiences through movement, music, touch or repetitive activities. 

Social and emotional exhaustion

Many autistic men describe social interaction as something that requires concentration and effort. 

They may: 

• Need significant time alone after socialising. 
• Feel exhausted after work meetings or social events. 
• Experience burnout after prolonged periods of social demand. 
• Feel mentally drained by everyday interactions. 

This exhaustion often becomes more apparent in adulthood when work, family and social responsibilities increase. 

Why many men reach adulthood without a diagnosis

Several factors can contribute to delayed diagnosis.

Strong intellectual or verbal abilities

Many autistic men who reach adulthood without a diagnosis have average or above-average intelligence and fluent speech. 

Because they perform well academically or professionally, underlying difficulties may be overlooked.

Successful masking

The better someone becomes at masking, the harder it can be for others to recognise autism. 

Research has shown that camouflaging behaviours can make autism more difficult to identify and may contribute to later diagnosis.

Misdiagnosis

Many autistic adults report being diagnosed with: 

• Anxiety disorders. 
• Depression. 
• OCD. 
• Trauma.
• Social anxiety. 
• Personality disorders. 

While these conditions may be genuinely present, autism may remain unrecognised beneath them.

Masking in autistic men

One reason many autistic men remain undiagnosed is masking. Masking behaviours are typically associated with women, but evidence suggests that men also engage in masking behaviours. 

Masking involves hiding, suppressing or compensating for autistic characteristics in order to appear socially typical. Research suggests that masking occurs across genders and is often motivated by a desire to fit in, avoid criticism or reduce stigma.

Examples of masking in men

Autistic men may: 

• Rehearse conversations beforehand. 
• Memorise social scripts. 
• Force eye contact. 
• Copy the behaviour of others. 
• Suppress stimming behaviours. 
• Monitor and adjust facial expressions. 
• Carefully analyse social situations before responding. 

Some become highly skilled at masking and may appear socially confident to others despite experiencing significant internal effort.

The cost of masking

Although masking can sometimes help individuals navigate social situations, research increasingly identifies significant costs. 

Studies have linked higher levels of masking with: 

• Anxiety. 
• Depression. 
• Lower self-esteem. 
• Reduced authenticity. 
• Emotional exhaustion. 
• Burnout. 
• Increased psychological distress.  

In one study, autistic participants reported that masking often left them feeling disconnected from their authentic selves and emotionally exhausted. 

Research has also found associations between masking and higher levels of depression, anxiety, interpersonal trauma and lower self-esteem in autistic adults.  

What triggers men to seek an autism assessment?

Many men seek assessment after a significant life event, when colleagues, family or a therapist point out traits, or after recognising themselves in something seen in the media.

Having a child diagnosed

A common trigger is when a child is referred for an autism assessment. 

As parents learn about autism, they often begin recognising the same characteristics in themselves.

Relationship difficulties

Many men seek assessment after experiencing challenges in relationships. 

Partners may notice: 

• Communication differences. 
• Sensory sensitivities. 
• Need for routine. 
• Difficulties understanding emotions. 

Assessment can provide a framework for understanding these longstanding patterns.

Workplace challenges

Changes, such as a new manager or increasing demands at work, can expose difficulties that were previously manageable. 

Men may struggle with: 

• Office politics. 
• Social expectations. 
• Sensory environments. 
• Change and uncertainty. 

For some, this becomes particularly apparent when moving into management positions or high-pressure roles.

Anxiety, depression or burnout

Many autistic men seek assessment following periods of poor mental health. 

Research shows that prolonged masking is associated with greater stress, anxiety, depression, and emotional exhaustion. 

A period of burnout may leave previously successful coping strategies ineffective, prompting individuals to seek answers.

Learning about autism

Increased public awareness means many adults now encounter autism-related information through: 

• Social media. 
• Podcasts. 
• Books. 
• Friends and family. 
• Their child’s assessment process. 

Many report experiencing a profound sense of recognition when reading about autistic experiences for the first time.

When should a man consider an autism assessment?

An autism assessment may be worth considering if a person: 

• Has felt different from peers throughout life. 
• Experiences longstanding social communication difficulties. 
• Relies heavily on routines and predictability. 
• Has sensory sensitivities. 
• Finds social interaction exhausting. 
• Uses masking strategies extensively. 
• Has intense, focused interests. 
• Experiences repeated anxiety, depression or burnout that is not fully explained by other conditions. 

Importantly, autism does not need to result in major life difficulties to be worth exploring. Many men seek assessment not because they are unable to function, but because they want a better understanding of themselves.

Conclusion

Autism in men can present in many different ways. While some men are identified during childhood, others reach adulthood without understanding why they have always felt different, struggled socially or experienced exhaustion from trying to fit in. 

Research increasingly highlights the role of masking in delayed diagnosis. Many autistic men learn to compensate for social difficulties, but these strategies often come with significant emotional costs, including anxiety, stress, burnout, and reduced wellbeing.  

For many men, an autism assessment provides more than a diagnosis. It offers a framework for understanding lifelong experiences, recognising strengths and identifying support strategies that can improve quality of life and wellbeing. 

References

Evans, J.A., Krumrei-Mancuso, E.J. and Rouse, S.V. (2024) ‘What you are hiding could be hurting you: autistic masking in relation to mental health, interpersonal trauma, authenticity, and self-esteem’, Autism in Adulthood, 6(2), pp. 229–240.  

Miller, D., Rees, J. and Pearson, A. (2021) ‘“Masking is life”: experiences of masking in autistic and nonautistic adults’, Autism in Adulthood, 3(4), pp. 330–338.  

Pearson, A. and Rose, K. (2021) ‘A conceptual analysis of autistic masking: understanding the narrative of stigma and camouflage’, Autism in Adulthood, 3(1), pp. 52–60. 

Scheeren, A.M., Nieuwenhuis, S., Crane, L., Roke, Y. and Begeer, S. (2025) ‘Masking, social context and perceived stress in autistic adults: an ecological momentary assessment study’, Autism, 29(12), pp. 3002–3013.  

Taylor, E.C., Livingston, L.A., Clutterbuck, R.A. and Shah, P. (2022) ‘Camouflaging intent, first impressions, and age of autism spectrum condition diagnosis in autistic men and women’, Journal of Autism and Developmental Disorders, 52, pp. 870–881.