Mental Health, Neuroscience, Physiology

Why Autism is Called ASD (Autism Spectrum Disorder)

Why Autism is Called ASD (Autism Spectrum Disorder)

Autism, also known as Autism Spectrum Disorder (ASD), is a neurodevelopmental condition that affects how a child communicates, interacts, and perceives the world around them. You may have come across a child who is afraid to talk, avoids eye contact, follows a strict routine for everything, or looks at the world from a completely different perspective—such behaviors may indicate autism.

It is called a spectrum disorder because the signs, symptoms, and intensity vary greatly from one child to another. Some children may show only mild symptoms, while others may face more significant challenges in communication, behavior, and learning.

How to Recognize Autism?

Recognizing autism early can help in timely intervention and therapy. Here are some of the common signs and symptoms:

1. Delayed Developmental Milestones

From birth, children with autism may show delays in achieving developmental milestones. For example, a child may not respond when their name is called, may not react to sounds, or may avoid eye contact. Since autism is related to the nervous system, children often face sensory issues—such as being overly sensitive to loud sounds, bright lights, or specific colors.
One common behavior seen in autism is echolalia, where the child repeats words or phrases again and again instead of generating original speech.

2. Over-Sensitivity (Hyper-Sensitivity)

Children with autism may often get irritable, cry without reason, or even harm themselves. This hypersensitivity makes it difficult for them to adjust to new environments or social situations.

3. Physical and Repetitive Movements

Many children with autism find it difficult to sit still. They may continuously move their hands and legs, rock back and forth, flap their hands, or make repetitive sounds. These self-stimulatory behaviors (also called stimming) help them cope with sensory overload or anxiety.

4. Memory and Learning Challenges

Children with autism may struggle with memory, recognizing relatives, or recalling daily activities. They often find academics challenging and may appear to live in their own world, disconnected from external surroundings.

Why Early Identification is Important

Autism is not a disease but a different way of developing and experiencing the world. Early diagnosis and therapy can significantly improve a child’s communication, social skills, and overall development. With the right support—such as speech therapy, occupational therapy, and behavioral therapy—children with autism can learn to manage their challenges and enhance their strengths.


Conclusion: Autism Spectrum Disorder is unique for every child. While the journey may be challenging, with early intervention, therapies, and parental support, children with autism can achieve progress in communication, learning, and daily life skills. The key lies in understanding their world and guiding them with patience, love, and structured support.

Autism Spectrum Disorder

Frequently Asked Questions (FAQs) on Autism Spectrum Disorder (ASD)

At what age can autism be diagnosed?

Autism can often be diagnosed as early as 18 months. In some cases, reliable diagnosis is possible by age 2–3 years, when delays in speech, social interaction, and developmental milestones become noticeable.

Is autism curable?

Autism is not a disease—it cannot be “cured.” However, with the right therapies, children can learn skills, improve communication, reduce challenging behaviors, and lead fulfilling lives.

What causes autism?

The exact cause of autism is not fully understood. Research suggests it may result from a combination of genetic, neurological, and environmental factors. It is important to note that autism is not caused by bad parenting.

What therapies help children with autism?

Some of the most effective therapies include:

  • Speech Therapy – Improves language, speech clarity, and communication.

  • Occupational Therapy – Enhances daily living skills and reduces sensory issues.

  • Behavioral Therapy (ABA) – Helps manage behaviors, encourages positive skills, and improves social interaction.

  • Special Education Support – Tailors learning according to the child’s needs.

Can children with autism go to regular schools?

Yes, many children with autism attend regular schools. Depending on their level of support needs, they may benefit from inclusive education, special educators, or shadow teachers who provide additional guidance.

How can parents support a child with autism?

Parents play the most important role. They can:

  • Be patient and provide consistent routines.

  • Encourage communication through play and daily interactions.

  • Collaborate with therapists and practice techniques at home.

  • Celebrate small achievements to build the child’s confidence.

Is early intervention really important?

Yes, early intervention is crucial. The earlier a child receives therapy, the greater the improvement in speech, social skills, learning ability, and independence.