Search research articles

ABOUT JoVE

Overview Leadership Blog JoVE Help Center

AUTHORS

Publishing Process Editorial Board Scope & Policies Peer Review FAQ Submit

LIBRARIANS

Testimonials Subscriptions Access Resources Library Advisory Board FAQ

RESEARCH

JoVE Journal Methods Collections JoVE Encyclopedia of Experiments Archive

EDUCATION

JoVE Core JoVE Business JoVE Science Education JoVE Lab Manual Faculty Resource Center Faculty Site

Terms & Conditions of Use

Related Concept Videos

Patterns of Fever

Patterns of Fever

Before understanding the types and patterns of fever, it is essential to know its phases.

Increased Body Temperature

Increased Body Temperature

A body temperature above 38°C (100.4 °F) is known as fever or pyrexia, and a person with fever is termed 'febrile.' Typically, the hypothalamus, a part of the brain that acts as the body's thermostat, regulates body temperature through a thermoregulatory setpoint. It receives signals from cold and warm thermal receptors throughout the body and adjusts the body's temperature accordingly. Fever occurs when this hypothalamic setpoint is altered, usually in...

Types of Fever

Types of Fever

Fever can be triggered by several factors, including infections, nervous system disorders, certain cancers, blood diseases like leukemia, embolism, thrombosis, heatstroke, dehydration, surgical trauma, crushing injuries, and allergic reactions.
Here are the different types of fever:

Methods of reducing fever

Methods of reducing fever

The signs and symptoms of fever include hot and dry skin, flushed face, thirst, muscle aches, anorexia, headache, tachycardia, tachypnea, and fatigue. Elevated body temperature is reduced using two methods: pharmacological and nonpharmacological. Proper identification and treatment of the root cause of a fever is of utmost importance.
Pharmacological Methods of Reducing Fever:

Decreased Body Temperature

Decreased Body Temperature

A decreased body temperature can occur in patients with hypothermia and frostbite. Heat loss with extended cold exposure overpowers the body's ability to create heat, resulting in hypothermia. Core temperature readings help classify hypothermia. Mild hypothermia is temperatures between 32 °C (89.6 °F) and 35°C (95 °F) and is caused by impaired thermoregulation. Moderate hypothermia is temperatures between 28 C (82.4 °F) and 32 °C (89.6 °F) caused by...

Stages of Infection

Stages of Infection

Stages of infection describe what happens to a susceptible host once a pathogen invades the human body. The stages of infection are incubation, prodromal, illness, stage of decline, and convalescence. The incubation stage is the period from exposure to a pathogen until symptoms start. The infected person is unaware of impending illness as the pathogens grow and multiply within the body. The duration may vary depending on the type of infection. The incubation period of measles averages ten to...

You might also read

Related Articles

Articles linked to this work by shared authors, journal, and citation graph.

Sort by

Same author

Chronic violaceous plaques on the arm.

International journal of dermatology·2023

Same author

Human monkeypox: diagnosis and management.

BMJ (Clinical research ed.)·2023

Same author

Atypical chorioretinal lesions in Siberian Husky dogs with primary angle-closure glaucoma: a case series.

BMC veterinary research·2022

Same author

Spinal Syphilitic Gumma: A Rare Presentation of an Old Disease.

Case reports in infectious diseases·2021

Same author

Presentations and outcomes of central nervous system TB in a UK cohort: The high burden of neurological morbidity.

The Journal of infection·2020

Same author

Effectiveness of an antifungal stewardship programme at a London teaching hospital 2010-16.

The Journal of antimicrobial chemotherapy·2018

Same journal

Contents.

Medicine (Abingdon, England : UK ed.)·2022

Same journal

Cardiopulmonary resuscitation.

Medicine (Abingdon, England : UK ed.)·2022

Same journal

Non-infective complications for people living with HIV.

Medicine (Abingdon, England : UK ed.)·2022

Same journal

The HIV epidemic: global and United Kingdom trends.

Medicine (Abingdon, England : UK ed.)·2022

Same journal

Influenza: epidemiology and hospital management.

Medicine (Abingdon, England : UK ed.)·2021

Same journal

COVID-19: management and infection control.

Medicine (Abingdon, England : UK ed.)·2021

See all related articles

Search research articles

Related Experiment Video

Updated: Oct 18, 2025

Experimental Human Pneumococcal Carriage

Experimental Human Pneumococcal Carriage

Published on: February 15, 2013

Fever in the returning traveller.

Harriet Davidson^1,2, Angela Houston^1,2

¹is a Registrar in Infectious Diseases and Microbiology at St George's Hospital NHS Foundation Trust, London, UK. Competing interests: none declared.

Medicine (Abingdon, England : UK Ed.)

|October 4, 2021

Summary

This summary is machine-generated.

Returning travelers may present with infections, posing diagnostic challenges and highlighting the need for infection control. Always consider the risk of high-consequence infectious diseases in travelers.

Keywords:

Fever imported fever infection control returning traveller travel

More Related Videos

Esophageal Heat Transfer for Patient Temperature Control and Targeted Temperature Management

Esophageal Heat Transfer for Patient Temperature Control and Targeted Temperature Management

Published on: November 21, 2017

A Contemporary Warming/Restraining Device for Efficient Tail Vein Injections in a Murine Fungal Sepsis Model

A Contemporary Warming/Restraining Device for Efficient Tail Vein Injections in a Murine Fungal Sepsis Model

Published on: November 6, 2020

Related Experiment Videos

Last Updated: Oct 18, 2025

Experimental Human Pneumococcal Carriage

Experimental Human Pneumococcal Carriage

Published on: February 15, 2013

Esophageal Heat Transfer for Patient Temperature Control and Targeted Temperature Management

Esophageal Heat Transfer for Patient Temperature Control and Targeted Temperature Management

Published on: November 21, 2017

A Contemporary Warming/Restraining Device for Efficient Tail Vein Injections in a Murine Fungal Sepsis Model

A Contemporary Warming/Restraining Device for Efficient Tail Vein Injections in a Murine Fungal Sepsis Model

Published on: November 6, 2020

Area of Science:

Global Health
Infectious Diseases
Travel Medicine

Background:

Global travel connects populations, increasing the risk of infectious disease spread, as demonstrated by the COVID-19 pandemic.
Illnesses in returning travelers can vary widely, presenting diagnostic and management challenges.
Antimicrobial resistance is a growing concern in returned travelers, impacting infection control strategies.

Purpose of the Study:

To emphasize the importance of considering imported infections in returning travelers.
To highlight the diagnostic and management challenges associated with imported infections.
To underscore infection control implications, including the risk of antimicrobial resistance and high-consequence infectious diseases.

Main Methods:

Review of clinical scenarios and established knowledge regarding infectious diseases in travelers.
Emphasis on clinical vigilance and prompt consideration of potential imported pathogens.
Discussion of infection control principles relevant to returned travelers.

Main Results:

Returning travelers can present with a spectrum of illnesses, from common infections to rare tropical diseases.
Diagnostic challenges exist, as symptoms may not always correlate with travel history.
Antimicrobial resistance is a significant factor to consider in infection control for this population.

Conclusions:

Healthcare providers must maintain a high index of suspicion for imported infections in returning travelers.
Prompt implementation of infection control measures, including isolation and personal protective equipment, is crucial.
The risk of high-consequence infectious diseases and antimicrobial resistance necessitates careful evaluation and management.