Personalized health review for Quaker Instant Oatmeal, Weight Control, Maple & Brown Sugar: 160 calories, nutrition grade (B), problematic ingredients, and more. Learn the good & bad for 250,000+ products.
Medical Definition of Depression. Depression: An illness that involves the body, mood, and thoughts and that affects the way a person eats, sleeps, feels about himself or herself, and thinks about things. Depression is not the same as a passing blue mood. It is not a sign of personal weakness or a condition that can be wished away.
On this Page. Overview. Depression is a serious medical illness and an important public health issue. Depression is characterized by persistent sadness and sometimes irritability (particularly in children) and is one of the leading causes of disease or injury worldwide for both men and women.