Today, the field covers a broader spectrum, including (physical symptoms without a clear organic cause) and nosogenia (psychological reactions to a physical disease, such as depression following a cancer diagnosis). Common Conditions Influenced by Stress
: 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
: 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. Today, the field covers a broader spectrum, including