How to Differentiate Flu A from a Cold in Montreal and Laval This Season
- Daniel Selcer
- Dec 24, 2025
- 3 min read
Flu A is currently spreading in Montreal and Laval, causing concern among residents as symptoms can sometimes resemble those of a common cold. Knowing how to tell the difference between these illnesses is crucial for timely care, preventing complications, and reducing transmission. This guide explains the key differences between Flu A and a cold, when to get tested, and when to start antiviral treatment.
Understanding Flu A and the Common Cold
Both Flu A and the common cold are respiratory illnesses caused by viruses, but they differ in severity, symptoms, and treatment approaches.
Flu A is caused by influenza A virus strains. It tends to hit quickly and can lead to serious complications, especially in young children, older adults, and people with chronic health conditions.
The common cold is caused by various viruses, most commonly rhinoviruses. It usually causes milder symptoms and resolves on its own without specific treatment.
Recognizing these differences helps you decide when to seek medical advice or testing.
Key Symptoms That Set Flu A Apart from a Cold
Flu A symptoms often appear suddenly and are more intense than cold symptoms. Here’s how to spot the differences:
Symptoms Flu A Common Cold
| Fever | High fever (38–40°C) | Rare or mild fever
| Fatigue | Severe, lasting 2+ weeks | Mild fatigue
| Muscle aches | Common and intense | Rare or mild
| Headache | Frequent and severe | Rare
| Nasal congestion | Sometimes present | Common and prominent
| Sneezing | Less common | Frequent
| Sore throat | Sometimes present | Common
| Cough | Dry, persistent | Mild to moderate
| Onset speed | Sudden, within hours | Gradual, over a few days
If you experience a sudden high fever with muscle aches and fatigue, it is more likely to be Flu A rather than a cold.
When to Get Tested for Flu A in Montreal and Laval
Testing helps confirm the diagnosis and guides treatment decisions. Consider getting tested if you:
Have flu-like symptoms with sudden onset, especially fever and body aches
Belong to a high-risk group (young children, elderly, pregnant women, or people with chronic illnesses)
Work in healthcare or live with someone at high risk
Have symptoms lasting more than a few days without improvement
Local clinics and pharmacies in Montreal and Laval offer rapid flu tests during the flu season. Early testing can help start treatment sooner.
Practical Tips to Manage Symptoms and Prevent Spread
Whether you have Flu A or a cold, managing symptoms and preventing transmission is important:
Rest and stay hydrated
Use over-the-counter pain relievers for fever and aches
Cover your mouth and nose when coughing or sneezing
Wash hands frequently with soap and water
Avoid close contact with others, especially vulnerable people
Wear a mask in crowded indoor spaces during flu season
When to Seek Emergency Care
Seek immediate medical attention if you or someone you care for experiences:
Difficulty breathing or shortness of breath
Chest pain or pressure
Sudden dizziness or confusion
Severe or persistent vomiting
Symptoms that improve but then return with fever and worse cough
These signs may indicate serious complications requiring urgent care.
Summary
Flu A is more severe than a common cold and spreads quickly in Montreal and Laval this season. Look for sudden high fever, muscle aches, and fatigue to tell it apart from a cold. Testing is important if you have flu-like symptoms, especially if you are at high risk. Starting antiviral treatment within 48 hours can reduce illness severity. Use practical steps to manage symptoms and prevent spreading the virus to others.





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