Many chronic conditions are recognized as being significantly influenced or exacerbated by psychological factors: Psychosomatic Disorder: What It Is, Symptoms & Treatment
: Homeostasis is the body's internal equilibrium; allostasis is the process of maintaining that balance through adaptation to stressors. "Allostatic load" refers to the "wear and tear" the body experiences when chronically stressed. Psychosomatic Medicine
: Modern practice rejects the idea that a disease is caused solely by mental factors (psychogenesis). Instead, it views illnesses as having multiple interacting causes, including genetics, environment, and lifestyle. Types of Psychosomatic Disorders Psychosomatic Medicine
Historically, seven diseases were famously classified as the "Chicago Seven" or "Holy Seven": Essential arterial hypertension Duodenal ulcers Nonspecific ulcerative colitis Bronchial asthma Thyrotoxicosis Rheumatoid arthritis Neurodermatitis Psychosomatic Medicine