What Is Fever?

A fever (high temperature or pyrexia) occurs when body temperature rises above 100.4°F (38°C). Fever is usually a symptom of infection or inflammation, not a disease itself.

Fever Symptoms

– High body temperature above 100.4°F (38°C)

– Sweating and chills

– Headache and muscle pain

– Loss of appetite

– Fatigue and irritability

What Causes Fever?

Basic Reason: Fever happens when the brain’s hypothalamus raises body temperature to fight infections and boost immunity.

– Viral infections (flu, dengue, COVID-19)

– Bacterial infections (typhoid, pneumonia, UTI)

– Heatstroke and dehydration

– Vaccination response

– Autoimmune diseases

How to Manage Fever at Home

– Drink fluids like water, ORS, herbal teas

– Rest and avoid strenuous activity

– Wear light clothes

– Apply cool compress on forehead and neck

– Warm soups and ginger tea boost immunity

Medications for Fever

– Paracetamol (Acetaminophen) – first choice for fever

– Ibuprofen – reduces fever and inflammation

– Antibiotics – only for bacterial fever, doctor prescribed

When to See a Doctor

– Fever lasts more than 3 days

– Temperature above 103°F (39.4°C)

– Recurrent or unexplained fever

– Children under 2 years with temperature above 100.4°F (38°C)

How to Prevent Fever

– Wash hands frequently

– Maintain hydration

– Balanced diet with Vitamin C and zinc

– Adequate sleep and exercise

– Stay up to date with vaccinations

External Resources:

– WHO on Fever: https://www.who.int/health-topics/fever

– Mayo Clinic Fever Causes: https://www.mayoclinic.org/diseases-conditions/fever/symptoms-causes/syc-20352759

– NHS Fever Guide: https://www.nhs.uk/conditions/fever-in-adults/

 

– CDC Fever Information: https://www.cdc.gov/fever/

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