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Conditions
Viral infections
Flu (influenza)

Flu (influenza)

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A highly contagious viral infection of the respiratory passages, causing fever and severe aching, often occurring in epidemics.

Dr. Geoffrey Rutledge reviewed this

39 year experience in Internal Medicine

Is a type of:

Respiratory tract infections • Viral infections

How long it usually lasts:

Short-term (lasts days to weeks)

How common it is:

Very common
Baby
0-2
Very common
Preteen
6-13
Very common
Teenager
14-18
Very common
Young adult
19-40
Very common
Middle-aged adult
41-60
Very common

How it can usually be treated?

Can be managed without a doctor visit

How is it usually diagnosed?

Self-diagnosable

Body locations

Chest

Symptoms

Sneezing
Indigestion
Fatigue
Fever
Cough, no sputum (non-productive)
Load more

Medications

Ratings show how effective doctors think these medications are at treating Flu (influenza)
Oseltamivir
3.7
81 reviews
Zanamivir
3.3
97 reviews
Rimantadine
3.0
75 reviews
Acetaminophen
2.8
125 reviews
Amantadine
2.8
111 reviews
Load more

Procedures

Ratings show how effective doctors think these procedures are at treating Flu (influenza)

Surgery

Nasal saline irrigation
2.4
61 reviews

Other treatments

Watchful waiting
Hydration
Warm compresses
Throat lozenges

Tests

Basal body temperature
Rapid flu test

Vaccinations

Flu vaccine nasal spray
Flu shot

Risk factors

Personal

Recent contact with coronavirus infected person
Prior covid-19 illness with positive test result
Cigarette smoking
First dose of covid-19 vaccine more than 2 wks ago

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