Cold, Flu, or Allergy

Symptoms

Cold

Flu

Airborne Allergy

Fever

Rare

Usual, high (100-102 °F), sometimes higher, especially in young children); lasts 3-4 days

Never

Headache

Uncommon

Common

Uncommon

General Aches, Pains

Slight

Usual; often severe

Never

Fatigue, Weakness

Sometimes

Usual, can last up to 3 weeks

Sometimes

Extreme Exhaustion

Never

Usual, at the beginning of the illness

Never

Stuffy, Runny Nose

Common

Sometimes

Common

Sneezing

Usual

Sometimes

Usual

Sore Throat

Common

Sometimes

Sometimes

Cough

Common

Common, can become severe

Sometimes

Chest Discomfort

Mild to moderate

Common

Rare, except for those with allergic asthma

Treatment

Get plenty of rest.
Stay hydrated. (Drink plenty of fluids.)
Decongestants
Aspirin, acetaminophen, or ibuprofen for aches and pains

Get plenty of rest.
Stay hydrated.
Aspirin, acetaminophen, or ibuprofen for aches, pains, and fever
Antiviral medicines (see your doctor)

Avoid allergens (things that you’re allergic to)
Antihistamines
Nasal steroids
Decongestants

Prevention

Wash your hands often.
Avoid close contact with anyone who has a cold.

Get the flu vaccine each year.
Wash your hands often.
Avoid close contact with anyone who has the flu.

Avoid allergens, such as pollen, house dust mites, mold, pet dander, cockroaches.

Complications

Sinus infection middle ear infection, asthma

Bronchitis, pneumonia; can be life-threatening

Sinus infection, middle ear infection, asthma



Cold, Flu, or Allergy? Treatment

Treatment depends on which you have. A health professional can help you choose the best therapy.

Common Cold

  • Symptoms last up to 2 weeks
  • Stuffy, runny nose; sore throat; cough
  • Treated with rest, fluids, over-the-counter (OTC) medicines to ease symptoms

Seasonal Flu

  • Symptoms usually last 1-2 weeks
  • High fever (100-102 °F, or higher in youngsters), headache, aches and pains, weakness, exhaustion, cough, chest discomfort
  • Treated with rest, fluids, OTC medicines, prescription antiviral drugs

Airborne Allergy

  • Lasts as long as allergens (such as pollen, pet dander) are present
  • Stuffy, runny nose; itchy, watery eyes
  • Treated with antihistamines, decongestants, nasal steroids