What are the causes and risk factors of autism

A 2019 study estimated that about 80% of autistic people have it due to genetics.It is believed that if the mother or father is older than the normal child bearing age as directed by their doctor, this could increase their child's risk of autism.Rather, they appear to increase a child's risk for developing autism when combined with genetic factors.This includes these problems in the baby:And certain infections during pregnancy.

Having a sibling with asd having certain genetic or chromosomal conditions, such as fragile x syndrome or tuberous sclerosis experiencing complications at birth being born to older parentsAlthough we know little about specific causes, the available evidence suggests that the following may put children at greater risk for developing asd:Children with genetic disorders such as fragile x syndrome, down syndrome and rett syndrome are at an increased risk of asd than others.The few known causes of autism, which are relatively rare, include:Adults and children with certain medical conditions may have a higher risk of having an autism spectrum disorder.

Risk factors include having a family member who has also been diagnosed with the condition, environmental factors like severe pollution, and being born preterm.It is a genetic disorder of the x syndrome family.Brain & body risk factors let's take a look at some risk factors that might increase the likelihood of having autism.With that said, many individuals with autism go on to lead happy, independent, fulfilling lives.These issues can cause a wide range of problems, and autism is one of them.

They may be caused by similar neurological processes and genetic factors, and it's also possible one may cause the other.Being born too early low birth weight birth injury or trauma birth defects meconium aspiration syndrome —when the baby inhales stool from the fluid in the womb anemia—a low level of healthy red blood cells