Diabetes in men is generally not harmful to their wives. Diabetes mellitus is a group of clinical syndromes characterized by chronic hyperglycemia due to a combination of genetic and environmental factors. Diabetes is a chronic non-communicable disease, so it generally does not harm others. Type 1 diabetes refers to diabetes caused by absolute lack of insulin, with clinical manifestations of polydipsia, polyphagia, polyuria, and weight loss.Type 2 diabetes refers to diabetes with insulin resistance accompanied by a relative lack of insulin, with symptoms that are not obvious, and may be characterized by hyperglycemia only. Diabetes generally has no effect on wives, but one should be aware of the damage that diabetes can do to oneself. Diabetes requires lifelong treatment, should be timely diabetes education, dietary adjustments, regular exercise, the use of medication if necessary, specific can consult a professional physician advice. It is recommended that diabetic patients follow medical advice.