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Flu

A woman blowing her nose in bed with a thermometer and medications on her nightstand.

The flu is a common seasonal virus that affects the nose, throat, and lungs. It can cause severe symptoms and complications, especially in older adults and children.

Fever and chills
Muscle aches
Cough and sore throat
Fatigue
Headache
Runny or stuffy nose

Antiviral medications: Oseltamivir (Tamiflu) reduces symptoms and duration if started early
Rest and hydration: Crucial for recovery
Fever reducers: Acetaminophen or ibuprofen
Annual flu vaccine: Best prevention

Caused by influenza A and B viruses
Spreads through airborne droplets and contaminated surfaces
Peak season: Fall and Winter

Healthcare Providers

Symptoms

Fever and chills
Muscle aches
Cough and sore throat
Fatigue
Headache
Runny or stuffy nose

Causes

Caused by influenza A and B viruses
Spreads through airborne droplets and contaminated surfaces
Peak season: Fall and Winter

Treatments

Antiviral medications: Oseltamivir (Tamiflu) reduces symptoms and duration if started early
Rest and hydration: Crucial for recovery
Fever reducers: Acetaminophen or ibuprofen
Annual flu vaccine: Best prevention

Specialties That Treat This Condition

Primary Care

Internal Medicine

Internal Medicine

Infectious Disease

Infectious Disease

Related Conditions

Chest X-ray showing fluid in lungs, next to a coughing patient with a blanket.

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