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Polyphagia or hyperphagia is an abnormally strong, incessant sensation of hunger or desire to eat often leading to overeating. [1] In contrast to an increase in appetite following exercise, polyphagia does not subside after eating and often leads to rapid intake of excessive quantities of food.
This is an accepted version of this page This is the latest accepted revision, reviewed on 16 January 2025. Mental illness characterized by abnormal eating habits that adversely affect health Medical condition Eating disorder Specialty Psychiatry, clinical psychology Symptoms Abnormal eating habits that negatively affect physical or mental health Complications Anxiety disorders, depression ...
Ingestive behaviors encompass all eating and drinking behaviors. These actions are influenced by physiological regulatory mechanisms; these mechanisms exist to control and establish homeostasis within the human body. [1] Disruptions in these ingestive regulatory mechanisms can result in eating disorders such as obesity, anorexia, and bulimia.
The nuclear family dynamic of an adolescent plays a large part in the formation of their psychological, and thus behavioral, development. A research article published in the Journal of Adolescence concluded that, “…while families do not appear to play a primary casual role in eating pathology, dysfunctional family environments and unhealthy parenting can affect the genesis and maintenance ...
These abnormal eating patterns involve either inadequate or excessive food intake, affecting the individual's physical and mental health. In regard to mental health, individuals with eating disorders appear to have impairments in executive functioning , visual-spatial ability , divided and sustained attention , verbal functioning , learning ...
Eating disorders also increase a person's risk of death from a wide range of other causes, including suicide. [1] [23] About 5% of people with anorexia die from complications over a ten-year period [4] [9] with medical complications and suicide being the primary and secondary causes of death respectively. [25]
2. Alleviates Hunger. Metformin improves how well your cells respond to insulin. This helps regulate your blood sugar levels and manage spikes in insulin that can trigger hunger and food cravings.
Poor appetite can have numerous causes, but may be a result of physical (infectious, autoimmune or malignant disease) or psychological (stress, mental disorders) factors. Likewise, hyperphagia (excessive eating) may be a result of hormonal imbalances, mental disorders (e.g., depression) and others.