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Depression In Australia Essay

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In Australia 3 million people suffer from depression and on average 1 in 5 women and 1 in 8 men will experience depression in some form. Depression is a ‘mood disorder that causes a persistent feeling of sadness and loss of interest.’ Signs of depressive behaviour are not going out anymore, withdrawing from close family and friends, relying on alcohol and sedatives and an inability to concentrate. People often feel overwhelmed, miserable, indecisive and irritable as well as negative thought such as “I am worthless”. Depression is the leading cause of disability in Australia, consequently having a huge impact on the economy. The cost of health care in Australia for mental illness is $15 billion annually. The use of antidepressants was the main way to manage depression as it was believed it was only due to a chemical imbalance in the brain, more specifically serotonin. However, in recent years the role of nutrition and gut health has become noted to contribute to the illness. Researchers have discovered that certain nutrients and gut microbiota impact tryptophan, the precursor to serotonin. Despite this, it is also argued that in order to manage depression, individuals need …show more content…

The diet is focused on plant-based foods, legumes, healthy fats such as olive oil and fish, limiting red meat and moderate alcohol consumption. Therefore, resulting in a diet full of B vitamins and omega-3 fatty acids which have shown to be protective against depression. Vitamin B12 and B6 are coenzymes involved in the conversion of homocysteine to methionine and cysteine. Methionine is an essential amino acid which supplies methyl molecules to the body. This is required for methylation which is the process by which methyl groups are added to a molecule. It is believed that those with depression have low methylation. Therefore, a decrease in these vitamins results in decreased synthesis of neurotransmitters in the

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