Common Cold

(Viral Rhinitis; Upper Respiratory Tract Infection; URI)

Definition

Definition

The common cold is an infection that can irritate your nose and throat.

Sore Throat Due to Inflammation

Copyright © Nucleus Medical Media, Inc.

Causes

Causes

The common cold is caused by a virus. There are over 200 different viruses that can cause a cold.

Risk Factors

Risk Factors

Factors that may increase your chance of a cold include:

  • Being near someone who has a cold
  • Touching your nose, mouth, or eyes with contaminated fingers
  • Decreased resistance, which can be caused by smoking, second-hand smoke, or stress
  • Allergies or asthma
  • Shorter sleep duration or poor sleep quality

Symptoms

Symptoms

A cold may cause:

  • Sore or scratchy throat
  • Stuffy nose
  • Runny nose
  • Sneezing
  • Itchy, stuffed sensation in the ears
  • Watery eyes
  • Cough
  • Headache
  • Aches and pains
  • Low energy
  • Fever

Diagnosis

Diagnosis

The diagnosis is most often based on your symptoms. Generally, tests are not needed to make a diagnosis unless another condition is suspected, such as pneumonia.

Treatment

Treatment

A cold usually lasts 10 days or longer. There are no cures for a cold, but treatments can ease symptoms. These include:

Home Care

To make you more comfortable:

  • Stay hydrated by drinking plenty of fluids. Warm beverages like tea and chicken soup are soothing. They may also help decrease congestion.
  • Use a humidifier. A cool-mist humidifier will keep your nasal passages moist. Humidifiers may also loosen congestion. Be sure to clean the humidifier every day.
  • Try nasal flushing with a neti-pot or saline spray. This can help loosen mucus.
  • Gargle with warm salt water. It can help soothe a sore throat.

Over-the-Counter Medications

To relieve aches, pains, and fever consider non-steroidal anti-inflammatory drugs (NSAIDs), such as acetaminophen or ibuprofen. Prescription antiviral medication is usually not necessary.

Note: Aspirin is not recommended for children with a current or recent viral infection. Check with your doctor before giving your child aspirin.

Cough and cold remedies include:

  • Decongestants
  • Expectorants
  • Antihistamines
  • Antitussives
  • Throat lozenges
  • Mentholated vapor rubs

Note: Cough and cold medications should not be used in children under 2 years old, and they are not recommended in children under 4 years old. The US Food and Drug Administration has not completed its review regarding the safety of over-the-counter cough and cold medications in children ages 2-11 years. Rare, but serious side effects have been reported.

Decongestant pills or nasal sprays can shrink nasal passages. They also decrease mucus production. Nasal sprays should only be used for 2-3 days. Longer use can lead to increased congestion when you stop using the product.

Alternative Treatments

Many people use alternative treatments to relieve their cold symptoms. Some of the more popular choices include:

  • Vitamin C —Taking extra vitamin C at the start of a cold has not been shown to be of any benefit. Some believe that taking vitamin C throughout the cold season may help reduce symptoms or shorten how long the cold lasts.
  • Zinc lozenges—Taking zinc lozenges at the start of a cold may help shorten the length of the cold.
  • Echinacea —Echinacea might help people to recover faster from a cold. But, there is little evidence that it can prevent colds if taken in advance.
  • Honey —While honey has not been shown to affect the severity or length of a common cold, it may improve nighttime cough and sleep disruption in children. Do not give honey to infants younger than 12 months because of the risk of infant botulism.

Note: Some supplements and herbal treatments may not be pure. Many can also interact with prescription medications and over-the-counter products. Talk to your doctor before using any of these products.

Prevention

Prevention

The most important way to keep from getting or spreading a cold is by washing your hands. Wash your hands well and often. Other ways to keep from getting a cold:

  • Keep your hands away from your nose, mouth, and eyes.
  • Stay away from people who have a cold.
  • If you smoke, talk to your doctor about ways to quit or cut down on smoking.
  • Ask your doctor if taking certain supplements may be right for you.

RESOURCES:

American Lung Association http://www.lung.org

Family Doctor—American Academy of Family Physicians http://www.familydoctor.org

CANADIAN RESOURCES:

Public Health Agency of Canada http://www.phac-aspc.gc.ca

The College of Family Physicians of Canada http://www.cfpc.ca

References:

Colds and flus. EBSCO Natural and Alternative Treatments website. Available at:
http://www.ebscohost.com/biomedical-libraries/natural-alternative-treatments
Updated August 2013. Accessed September 15, 2014.

Common colds: Protect yourself and others. National Institute of Allergy and Infectious Diseases website. Available at:
http://www.niaid.nih.gov/topics/commoncold/pages/default.aspx
Accessed September 15, 2014.

Pappas DE, Hendley JO, Hayden FG, Winther B. Symptom profile of common colds in school-aged children. Pediatr Infect Dis J. 2008;27(1):8-11.

Upper respiratory infection (URI) in adults and adolescents. EBSCO DynaMed website. Available at:
http://www.ebscohost.com/dynamed
Updated July 1, 2014. Accessed September 15, 2014.

Upper respiratory infection (URI) in children. EBSCO DynaMed website. Available at:
http://www.ebscohost.com/dynamed
Updated July 1, 2014. Accessed September 15, 2014.

12/4/2007 DynaMed’s Systematic Literature Surveillance
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Lizogub VG, Riley DS, Heger M. Efficacy of a pelargonium sidoides preparation in patients with the common cold: Arandomized, double blind, placebo-controlled clinical trial. Explore (NY). 2007;3(6):573-584.

1/30/2008 DynaMed’s Systematic Literature Surveillance
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Public health advisory: Nonprescription cough and cold medicine use in children—FDA recommends that over-the-counter (OTC) cough and cold products not be used for infants and children under 2 years of age. US Food and Drug Administration website. Available at: http://www.fda.gov/ForConsumers/ConsumerUpdates/ucm051137.htm. Updated August 19, 2013. Accessed September 15, 2014.

1/30/2008 DynaMed’s Systematic Literature Surveillance
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Paul IM, Beiler J, McMonagle A, et al. Effect of honey, dextromethorphan, and no treatment on nocturnal cough and sleep quality for coughing children and their parents. Arch Pediatr Adolesc Med. 2007;161(12):1149-1153.

2/26/2008 DynaMed’s Systematic Literature Surveillance
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Slapak I, Skoupá J, Strnad P, Horník P. Efficacy of isotonic nasal wash (seawater) in the treatment and prevention of rhinitis in children. Arch Otolaryngol Head Neck Surg. 2008;134(1):67-74.

10/29/2008 DynaMed’s Systematic Literature Surveillance
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Arruda E, Pitkäranta A, Witek TJ Jr, Doyle CA, Hayden FG. Frequency and natural history of rhinovirus infections in adults during autumn. J Clin Microbiol. 1997;35(11):2864-2868.

8/6/2010 DynaMed’s Systematic Literature Surveillance
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Hemila H, Chalker E, Douglas B. Vitamin C for preventing and treating the common cold. Cochrane Database Syst Rev. 2010;(3):CD000980.

2/25/2011 DynaMed’s Systematic Literature Surveillance
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Sing M, Das R. Zinc for the common cold. Cochrane Database Syst Rev. 2011;(2):CD001364.

7/6/2011 DynaMed’s Systematic Literature Surveillance
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Paul IM, Beiler JS, King TS, Clapp ER, Vallati J, Berlin CM. Vapor rub, petrolatum, and no treatment for children with nocturnal cough and cold symptoms. Pediatrics. 2010;126(6):1092-1099.

9/25/2013 DynaMed’s Systematic Literature Surveillance
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Singh M, Das RR. Zinc for the common cold. Cochrane Database Syst Rev. 2013;6:CD001364.

2/3/2015 DynaMed’s Systematic Literature Surveillance
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Rantala A, Jaakkola JJ, Jaakkola MS. Respiratory infections in adults with atopic disease and IgE antibodies to common aeroallergens. PLoS One. 2013;8(7):e68582.

Last reviewed August 2015 by David Horn, MD
Last Updated: 2/3/2015

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