The Environmental Causes of Autism

It seems that we are in the middle of an AutismPesticides – It is a known fact that
epidemic, if you consider that autism is affecting 1organophosphates are developmental
in 150 children and that the Center of Diseaseneurotoixcants, meaning that they are toxic and
Control and Prevention have upgraded theadversely affect the brain, and there have been
disorder to a classification of “urgent healthmany different studies linking the use of
threat”, and many would argue that thisorganophosphate pesticides to impaired memory,
epidemic is due to our toxic and hostilehyperactivity and developmental problems.
environment.PCBs – Chemicals like PCBs and dioxins do not
The world has changed over the past fewbiodegrade easily and tend to bioaccumulate in the
decades and we now live in a world whose air,food chain, meaning that they are in the food that
water and soil are contaminated by pollution,we eat. They can also be present in our water
toxins and chemicals. We just can't escape theseand in the air. Unfortunately, PCBs are actually
toxins, everywhere we go we are bombarded bystored in our body's fat stores, rather than being
them in the air, our food, medicines we take, andexcreted, and are present in our blood and in
our homes and gardens. Research has suggestedbreastmilk. One statistic says that breastfed
that these environmental toxins are responsiblebabies are actually exposed to 50 times higher
for many health problems and illnesses, and thatlevels of dioxin than an average adult! Exposure to
they can affect the growth and development ofthese chemicals can lead to attention deficits,
our children. Asthma, eczema, leukemia, cancer,lower than average IQs, hyperactivity and learning
allergies, learning problems and behavioral disordersdisabilities.
are all on the increase and many scientists believeNicotine – We all know that smoking and
that this is because of the toxic load that ourpassive smoking are bad for us and that they
children's bodies are exposed to.cause cancer, but researchers are now linking
The Environmental Factors that May Causenicotine to autism and other developmental
Autismdisorders. Studies have found that smoking
The following environmental factors are allmothers have babies who have an increased risk
believed to be causes or triggers of autism andof developing learning disorders, low IQs and
other developmental disorders:-attention deficits. Pregnant women who are
Heavy metals – Heavy metals such asexposed to passive smoking can have babies who
mercury, cadmium, lead and manganese are allare at a greater risk of low IQs, speech problems
present in our environment and heavy metaland language problems.
poisoning has been linked to autism. Mercury isSolvents – Solvents, such as ethanol in alcohol
used as a preservative (thimerosal) in certainand chemicals found in paints, glues, varnishes and
medicines and vaccines, and the symptoms ofcleaning products, are neurotoxicants which can
mercury poisoning (speech problems, sensorycause damage to children's brains and also disrupt
abnormalities, learning difficulties and socialhormones. Studies have linked solvents to
problems) are practically identical to autismbehavioral difficulties, learning problems, impaired
symptoms. Cadmium is found in our drinkingmemory, low IQs, attention deficits and
water and our air, from pollution, and a build up ofhyperactivity.
it in the body has been linked to cognitiveVaccines – Everyone who has watched Oprah
impairment. Lead can be found in old paint, oldand Larry King had heard of the vaccine/autism
water pipes and also leaded fuel, and high levels ofdebate and how many children have developed
it in children's bodies has been found to causeautism symptoms within days of receiving
learning problems, aggression, ADD and learningchildhood vaccines like the MMR. Generation
difficulties. Manganese, at high levels, can causeRescue, Jenny McCarthy's organization, link the
hyperactivity and learning problems.amount of vaccines that children now receive (36
Mercury emissions – As well as being presentbetween birth and the age of 6) with the rise in
in some medicines and vaccines, mercury is alsoautism.
present in emissions from concreteAs you can see from this list of potential autism
manufacturing, industrial boilers, coal-fired utilitytriggers, pregnant women and children are
plants and waste incinerators. A study by thebombarded every day by these toxins and so
University of Texas Health Science Centerthey could well be causing autism or triggering it in
(UTHSC) has linked the rise in autism cases withchildren who are genetically susceptible.
proximity to the source of mercury emissions.