
Polyphagia, or hyperphagia, is the medical term for extreme hunger or increased appetite that may indicate an underlying health condition. It is one of the three main signs of diabetes, along with polydipsia (excessive thirst) and polyuria (frequent urination). While an increase in hunger is a normal response to situations like fasting or strenuous exercise, polyphagia is characterised by intense, insatiable hunger that persists despite consuming more food or eating more frequently. This symptom can be indicative of several medical conditions, including diabetes, hyperthyroidism, and mental health issues such as atypical depression or anxiety. If left untreated, polyphagia can have severe consequences, especially in the case of undiagnosed or uncontrolled diabetes, which can lead to fatal complications. Therefore, it is important to consult a healthcare provider to determine and address the underlying cause of polyphagia.
| Characteristics | Values |
|---|---|
| Definition | Extreme, insatiable hunger or increased appetite |
| Medical Term | Polyphagia, Hyperphagia |
| Causes | Diabetes, Hyperthyroidism, Graves' disease, Prader-Willi syndrome, Kleine-Levin syndrome, Premenstrual syndrome, Depression, Stress, Anxiety, Undernutrition, Corticosteroids, Cannabinoids, Hypoglycemia |
| Treatment | Addressing underlying causes, Medication, Healthy diet and exercise plan, Cognitive behavioral therapy, Talk therapy, Antidepressants, Antianxiety medication |
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What You'll Learn

Polyphagia is a symptom of diabetes
Polyphagia, or hyperphagia, is the medical term for a feeling of extreme, insatiable hunger. It is a common symptom of diabetes, but it can also be caused by other medical conditions. When a person eats, their body turns food into glucose, which is then transported by insulin from the bloodstream to the cells, where it is used for energy and normal body functions. In people with diabetes, this process is disrupted because their body either cannot produce insulin (type 1) or does not use insulin properly (type 2). As a result, the glucose remains in the bloodstream and is eliminated through urination instead of being utilised by the cells. This leads to a lack of energy in the cells, triggering a signal to continue eating to meet their energy needs, resulting in polyphagia.
Polyphagia is one of the three main symptoms of diabetes, often referred to as the "three Ps of diabetes": polyphagia (extreme hunger), polydipsia (extreme thirst), and polyuria (frequent urination). It is important to note that polyphagia is a relatively uncommon symptom and is typically associated with undiagnosed or undertreated diabetes. If you are experiencing polyphagia, it is crucial to consult a healthcare provider, as it may indicate the presence of diabetes or another underlying medical condition.
The treatment for polyphagia focuses on addressing the underlying cause. In the case of diabetes, this involves managing blood sugar levels and insulin production. For type 1 diabetes, treatment includes lifelong insulin injections, while type 2 diabetes may involve medications to improve insulin sensitivity or stimulate insulin production. Maintaining a healthy lifestyle, adequate sleep, and a balanced diet can also help control excessive hunger.
It is worth mentioning that polyphagia can also be caused by other medical conditions, such as hypoglycaemia (low blood sugar), hyperthyroidism, Graves' disease, premenstrual syndrome, and certain medications. Therefore, if you are experiencing polyphagia, it is important to seek medical advice to determine the underlying cause and receive appropriate treatment.
Additionally, polyphagia may be related to mental health conditions, such as depression, stress, or anxiety. In these cases, a doctor may refer the patient to a mental health specialist for further evaluation and treatment, which may include cognitive behavioural therapy, talk therapy, antidepressants, or anti-anxiety medication.
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Polyphagia is a symptom of hyperthyroidism
Polyphagia, or hyperphagia, is the medical term for a feeling of extreme, insatiable hunger. It is a symptom of several medical conditions, including hyperthyroidism.
Hyperthyroidism is a condition in which the thyroid gland produces too much thyroid hormone. This hormone plays a crucial role in regulating metabolism, which is the process by which the body converts food into energy. When the thyroid produces an excess of this hormone, it speeds up the body's metabolism, causing calories to be burned at a faster rate than usual. As a result, individuals with hyperthyroidism may experience weight loss and constant hunger, known as polyphagia.
Polyphagia associated with hyperthyroidism can be challenging to manage. Unlike typical hunger, polyphagia may not be satisfied by eating more food or eating more frequently. Instead, the underlying cause of the condition, in this case, hyperthyroidism, needs to be addressed. Treatment for hyperthyroidism typically involves antithyroid medications, radioactive iodine, or, in some cases, surgery. By managing hyperthyroidism, the associated polyphagia should resolve.
It is important to note that polyphagia is often associated with diabetes, particularly Type 1 diabetes, and can be a sign of uncontrolled blood sugar levels. Other potential causes of polyphagia include Graves' disease, premenstrual syndrome, certain medications, and, in rare cases, Kleine-Levin syndrome or Prader-Willi syndrome. Therefore, if you are experiencing polyphagia, it is advisable to consult a healthcare professional to determine the underlying cause and receive appropriate treatment.
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Polyphagia is a symptom of mental health issues
Polyphagia, or hyperphagia, is the medical term for a feeling of extreme, insatiable hunger that may not be satisfied by eating. It is a symptom of several health conditions, including diabetes, hyperthyroidism, and mental health issues such as anxiety, atypical depression, and stress.
While an increase in hunger is a normal bodily response to situations like fasting or strenuous exercise, polyphagia is typically indicative of an underlying health condition. Diabetes, for instance, disrupts the body's ability to transfer glucose from food into energy, leading to a persistent feeling of hunger despite eating. This is known as one of the "three Ps of diabetes," along with polydipsia (extreme thirst) and polyuria (frequent urination).
In addition to diabetes, polyphagia can be a symptom of hormone-related conditions such as hyperthyroidism or Graves' disease, where the thyroid releases too much thyroid hormone, impacting metabolism and energy levels.
Furthermore, polyphagia can be a symptom of mental health issues. Conditions such as anxiety, depression, and stress can lead to polyphagia, and treatment options may include cognitive behavioral therapy, talk therapy, antidepressants, or antianxiety medication. Maintaining a healthy lifestyle, sleep habits, and diet can also help control excessive hunger in these cases.
Other potential causes of polyphagia include rare medical conditions, malnutrition or undernutrition, certain medications (such as corticosteroids and cannabinoids), and premenstrual syndrome.
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Polyphagia is a symptom of bulimia
Polyphagia, or hyperphagia, is a medical term for the sensation of extreme, insatiable hunger or an increased appetite. It is not a disorder in itself but a symptom of an underlying medical condition. Polyphagia is one of the three main signs of diabetes, along with polydipsia (extreme thirst) and polyuria (frequent urination). It is also associated with other conditions, such as hyperthyroidism, depression, and anxiety.
Polyphagia is also a symptom of the eating disorder bulimia. People with bulimia may eat large quantities of food and then force themselves to vomit. It is important to note that polyphagia is not always related to bulimia and can be a symptom of various medical and psychological conditions.
The treatment for polyphagia focuses on addressing the underlying cause. For bulimia, treatment aims to stabilize the individual, address stressors that contribute to the disorder, and promote overall well-being. This may include psychotherapy, cognitive-behavioral therapy, or other forms of talk therapy. Medications, such as antidepressants or anti-anxiety drugs, may also be recommended in conjunction with therapy.
In the case of diabetes, managing the condition involves a combination of diet adjustments, blood sugar monitoring, and insulin administration. For hyperthyroidism, hormone or anti-hormone medications are typically used, and in extreme cases, surgery may be necessary. Maintaining a healthy lifestyle, adequate sleep, and a balanced diet can also help control excessive hunger associated with polyphagia.
If you or someone you know is experiencing polyphagia, it is important to consult a healthcare professional. They can conduct a thorough evaluation, including assessing for other symptoms, and recommend appropriate treatment options.
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Polyphagia is a symptom of Kleine-Levin syndrome
Polyphagia, also known as hyperphagia, is a medical term for excessive hunger or an increased appetite. It is often a symptom of diabetes, but it can also be caused by other conditions such as hyperthyroidism, Graves' disease, or depression. Polyphagia is characterised by a feeling of extreme, insatiable hunger that is not satisfied by eating.
Kleine-Levin syndrome (KLS) is a rare neurological disorder characterised by persistent episodic hypersomnia (excessive sleepiness) and cognitive and behavioural changes. It primarily affects adolescent males, but it can also occur in females and individuals of other ages. The underlying cause of KLS is unknown, and there is currently no cure or consistently effective treatment.
Polyphagia is one of the behavioural changes associated with Kleine-Levin syndrome. During an episode of KLS, individuals may experience abnormal eating behaviour, such as excessive food intake or hyperphagia. This is accompanied by other symptoms such as irritability, disorientation, hallucinations, and an abnormally uninhibited sex drive. The episodes typically last for a few days to a few weeks, and individuals are symptom-free between episodes.
The occurrence of polyphagia during episodes of Kleine-Levin syndrome further emphasises the abnormal behaviour and cognitive disturbances associated with the syndrome. The presence of polyphagia as a symptom can be distressing and disruptive for individuals experiencing KLS, impacting their eating habits and potentially contributing to changes in their body weight.
In summary, polyphagia is recognised as a symptom of Kleine-Levin syndrome, contributing to the complex nature of the disorder and the challenges faced by those affected by it. While the exact cause of KLS remains unknown, the presence of polyphagia as a symptom provides valuable insight into the syndrome's characteristics and helps distinguish it from other conditions.
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Frequently asked questions
Polyphagia is the medical term for excessive hunger or increased appetite. It is often referred to as extreme hunger that may not be satisfied by eating.
Polyphagia can be caused by several medical conditions, including diabetes, hyperthyroidism, and premenstrual syndrome. It can also be caused by certain medications, such as corticosteroids and cannabinoids. In some cases, polyphagia may be a symptom of a mental health condition, such as anxiety or depression.
Treatment for polyphagia focuses on addressing the underlying cause. This may involve medication, lifestyle changes, or a referral to a mental health specialist if the cause is related to mental health. Maintaining a healthy diet and exercise plan can also help control hunger and benefit underlying conditions.
























