Lungs & Respiratory System
Common Cold
A mild viral infection of the upper airways that causes a runny nose, sore throat and sneezing.
Overview
The common cold is caused by viruses that infect the nose and throat. It usually clears on its own within about a week to ten days. Rest and fluids help most people recover comfortably.
Common Symptoms
- Runny or blocked nose
- Sneezing
- Sore throat
- Mild cough
- Slight tiredness
Possible Causes
- Many different viruses, most often rhinoviruses
- Spread through droplets and contaminated surfaces
Risk Factors
- Close contact with others
- Touching the face after contact with surfaces
- Young children in group settings
Diagnosis
Colds are usually diagnosed from symptoms and need no tests.
Treatment & Management
Rest, fluids and simple comfort measures help. Over-the-counter options may ease symptoms; antibiotics do not help colds.
Prevention & Healthy Habits
Handwashing, avoiding close contact with sick people and not touching the face can reduce spread.
When to Seek Medical Care
- Symptoms lasting more than 10 days
- High fever or chest pain
- Difficulty breathing
- Symptoms that suddenly worsen
Questions to Ask Your Doctor
- Is this a cold or something else?
- Which comfort measures help most?
- When should I return if not better?
Related Topics
Related Symptoms
HealthCareTastic provides educational information and is not a substitute for professional medical advice, diagnosis or treatment.