Chills: Difference between revisions
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{{Infobox medical condition | |||
| name = Chills | |||
| image = [[File:SPILLING_MEANS_CHILLING_-_NARA_-_515469.tif|250px]] | |||
| caption = A historical poster related to chills | |||
| synonyms = Rigors | |||
| specialty = [[Infectious disease]], [[Internal medicine]] | |||
| symptoms = Shivering, feeling cold, goosebumps | |||
| causes = [[Fever]], [[Infection]], [[Hypothermia]], [[Influenza]], [[Malaria]], [[Sepsis]] | |||
| complications = [[Dehydration]], [[Fatigue]] | |||
| onset = Sudden | |||
| duration = Varies, often temporary | |||
| types = | |||
| diagnosis = Clinical evaluation, [[Blood test]], [[Urinalysis]] | |||
| differential = [[Hypothermia]], [[Hyperthyroidism]], [[Anxiety disorder]] | |||
| treatment = Addressing underlying cause, [[Antipyretic]] medications, [[Warm clothing]] | |||
| medication = [[Acetaminophen]], [[Ibuprofen]] | |||
| frequency = Common | |||
| deaths = Rarely directly causes death | |||
}} | |||
'''Chills''' refer to a sensation of coldness, often accompanied by shivering, that transpires during the onset or presence of a high fever. The underlying mechanism involves a complex interplay of inflammatory mediators in the body, specifically cytokines and prostaglandins, that affect the hypothalamic set point for body temperature. | '''Chills''' refer to a sensation of coldness, often accompanied by shivering, that transpires during the onset or presence of a high fever. The underlying mechanism involves a complex interplay of inflammatory mediators in the body, specifically cytokines and prostaglandins, that affect the hypothalamic set point for body temperature. | ||
===Pathophysiology=== | ===Pathophysiology=== | ||
The onset of chills can be traced back to the body's inflammatory response, particularly the release of [[cytokines]] and [[prostaglandins]]. These substances influence the [[hypothalamus]], the brain's temperature-regulating center, to elevate its temperature set point. While the body endeavours to achieve this new set | The onset of chills can be traced back to the body's inflammatory response, particularly the release of [[cytokines]] and [[prostaglandins]]. These substances influence the [[hypothalamus]], the brain's temperature-regulating center, to elevate its temperature set point. While the body endeavours to achieve this new set point—termed pyrexia—it results in the individual feeling unusually cold until the elevated temperature is attained. The body also employs [[shivering]] as a physiological mechanism to generate heat through muscle contraction, further aiding in reaching the new set point. | ||
===Causes=== | ===Causes=== | ||
While chills are intrinsically linked to fevers and the body's response to infections, they can be symptomatic of a variety of conditions, chiefly: | While chills are intrinsically linked to fevers and the body's response to infections, they can be symptomatic of a variety of conditions, chiefly: | ||
* '''Inflammatory Diseases''': Conditions that trigger an inflammatory response, like rheumatoid arthritis or inflammatory bowel disease, can lead to chills. | * '''Inflammatory Diseases''': Conditions that trigger an inflammatory response, like rheumatoid arthritis or inflammatory bowel disease, can lead to chills. | ||
* '''Infections''': Bacterial, viral, or other microbial infections can induce chills as the body attempts to fight off the pathogen. | * '''Infections''': Bacterial, viral, or other microbial infections can induce chills as the body attempts to fight off the pathogen. | ||
* '''Autoimmune Disorders''': Diseases where the body's immune system attacks its own cells can result in chills. | * '''Autoimmune Disorders''': Diseases where the body's immune system attacks its own cells can result in chills. | ||
* '''Certain Medications''': Some drugs, particularly those that modulate the immune system or interfere with hormone levels, can cause chills as a side effect. | * '''Certain Medications''': Some drugs, particularly those that modulate the immune system or interfere with hormone levels, can cause chills as a side effect. | ||
===Treatment=== | ===Treatment=== | ||
Managing chills often involves addressing the underlying cause: | Managing chills often involves addressing the underlying cause: | ||
| Line 20: | Line 33: | ||
* '''Warm Environment''': Keeping the patient in a warm environment and using blankets can provide symptomatic relief. | * '''Warm Environment''': Keeping the patient in a warm environment and using blankets can provide symptomatic relief. | ||
* '''Hydration''': Ensuring the patient is well-hydrated can assist in fever management. | * '''Hydration''': Ensuring the patient is well-hydrated can assist in fever management. | ||
===Complications=== | ===Complications=== | ||
If left untreated or if they are a symptom of a severe underlying condition, chills can lead to: | If left untreated or if they are a symptom of a severe underlying condition, chills can lead to: | ||
* '''Dehydration''': Prolonged fever and sweating can lead to dehydration. | * '''Dehydration''': Prolonged fever and sweating can lead to dehydration. | ||
* '''Hyperpyrexia''': Extremely high fevers can be dangerous and require immediate medical attention. | * '''Hyperpyrexia''': Extremely high fevers can be dangerous and require immediate medical attention. | ||
===When to Seek Medical Attention=== | ===When to Seek Medical Attention=== | ||
While chills in themselves may not be harmful, they can be indicative of underlying conditions that require medical attention. It's crucial to consult a healthcare professional if: | While chills in themselves may not be harmful, they can be indicative of underlying conditions that require medical attention. It's crucial to consult a healthcare professional if: | ||
* The fever surpasses | * The fever surpasses 103°F (39.4°C) | ||
* Chills persist for more than 48 hours without any discernible cause | * Chills persist for more than 48 hours without any discernible cause | ||
* They are accompanied by other severe symptoms like difficulty breathing, chest pain, or a stiff neck. | * They are accompanied by other severe symptoms like difficulty breathing, chest pain, or a stiff neck. | ||
==See Also== | ==See Also== | ||
* [[Fever]] | * [[Fever]] | ||
Latest revision as of 01:06, 6 April 2025
Editor-In-Chief: Prab R Tumpati, MD
Obesity, Sleep & Internal medicine
Founder, WikiMD Wellnesspedia &
W8MD medical weight loss NYC and sleep center NYC
| Chills | |
|---|---|
| |
| Synonyms | Rigors |
| Pronounce | N/A |
| Specialty | Infectious disease, Internal medicine |
| Symptoms | Shivering, feeling cold, goosebumps |
| Complications | Dehydration, Fatigue |
| Onset | Sudden |
| Duration | Varies, often temporary |
| Types | |
| Causes | Fever, Infection, Hypothermia, Influenza, Malaria, Sepsis |
| Risks | N/A |
| Diagnosis | Clinical evaluation, Blood test, Urinalysis |
| Differential diagnosis | Hypothermia, Hyperthyroidism, Anxiety disorder |
| Prevention | N/A |
| Treatment | Addressing underlying cause, Antipyretic medications, Warm clothing |
| Medication | Acetaminophen, Ibuprofen |
| Prognosis | N/A |
| Frequency | Common |
| Deaths | Rarely directly causes death |
Chills refer to a sensation of coldness, often accompanied by shivering, that transpires during the onset or presence of a high fever. The underlying mechanism involves a complex interplay of inflammatory mediators in the body, specifically cytokines and prostaglandins, that affect the hypothalamic set point for body temperature.
Pathophysiology[edit]
The onset of chills can be traced back to the body's inflammatory response, particularly the release of cytokines and prostaglandins. These substances influence the hypothalamus, the brain's temperature-regulating center, to elevate its temperature set point. While the body endeavours to achieve this new set point—termed pyrexia—it results in the individual feeling unusually cold until the elevated temperature is attained. The body also employs shivering as a physiological mechanism to generate heat through muscle contraction, further aiding in reaching the new set point.
Causes[edit]
While chills are intrinsically linked to fevers and the body's response to infections, they can be symptomatic of a variety of conditions, chiefly:
- Inflammatory Diseases: Conditions that trigger an inflammatory response, like rheumatoid arthritis or inflammatory bowel disease, can lead to chills.
- Infections: Bacterial, viral, or other microbial infections can induce chills as the body attempts to fight off the pathogen.
- Autoimmune Disorders: Diseases where the body's immune system attacks its own cells can result in chills.
- Certain Medications: Some drugs, particularly those that modulate the immune system or interfere with hormone levels, can cause chills as a side effect.
Treatment[edit]
Managing chills often involves addressing the underlying cause:
- Antipyretics: Over-the-counter fever reducers like acetaminophen or ibuprofen can help reduce fever and alleviate chills.
- Warm Environment: Keeping the patient in a warm environment and using blankets can provide symptomatic relief.
- Hydration: Ensuring the patient is well-hydrated can assist in fever management.
Complications[edit]
If left untreated or if they are a symptom of a severe underlying condition, chills can lead to:
- Dehydration: Prolonged fever and sweating can lead to dehydration.
- Hyperpyrexia: Extremely high fevers can be dangerous and require immediate medical attention.
When to Seek Medical Attention[edit]
While chills in themselves may not be harmful, they can be indicative of underlying conditions that require medical attention. It's crucial to consult a healthcare professional if:
- The fever surpasses 103°F (39.4°C)
- Chills persist for more than 48 hours without any discernible cause
- They are accompanied by other severe symptoms like difficulty breathing, chest pain, or a stiff neck.
See Also[edit]
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| Symptoms and signs that are general or constitutional | ||||||
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