Mental health has a big impact on physical health.
For example, coexisting depression in people with
diabetes is associated with decreased adherence
to treatment, poor metabolic control, higher complication
rates, decreased quality of life, increased
healthcare use and cost, increased disability and
lost productivity, and increased risk of death (13).
Conversely, people with medical conditions such
as heart disease, diabetes, asthma and arthritis have
higher rates of depression than those who are medically
well