People suffering from vitamin B12 deficiency are 51% more likely to develop depression over a four-year period. However, as a person's age increased, the risk of depression decreased.
Pernicious anemia is an autoimmune disorder associated with vitamin B12 deficiency. The condition not only affects physical health, it also has a detrimental effect on the mental health of many who suffer from the condition.
A new study confirms a link between a number of autoimmune diseases and an increased risk of developing psychosis.
