How can having type 2 diabetes affect ones physical, social and emotional health?

DM & mental health. People with diabetes have higher risk for many other conditions, including depression. Having any chronic illness is also a life stress. The good news is that there are effective treatments, and your own lifestyle modifications through diet and exercise can have a strongly positive effect.
If education, Treatment, control and prevention are done properly, there should be no adverse effects. Check with your diabetes care team and also diabetes.Org for more information.