Skip to content
Flu Vaccination Timing and Symptoms to Notice
Flu Vaccination Timing and Symptoms to Notice

Flu Vaccination Timing and Symptoms to Watch Out For

In the face of the ongoing pandemic and the approaching winter season, it's crucial to understand the differences between common respiratory illnesses such as the flu, common cold, and COVID-19.

Flu vs. Common Cold vs. COVID-19: Key Differences

The table below outlines the main differences between these three illnesses for easy identification:

| Feature | COVID-19 | Flu | Common Cold | |------------------------------|--------------------------------------------|-------------------------------------------------|----------------------------------------------| | Main viruses | SARS-CoV-2 | Influenza viruses | Rhinoviruses | | Onset of symptoms | Few days after exposure (variable) | Sudden onset | Gradual onset | | Common symptoms | Fever, tiredness, sore throat, cough, loss of taste/smell, chills, body aches, fatigue, shortness of breath, nausea, diarrhea | Fever, chills, body aches, cough, sore throat, fatigue | Sneezing, runny/stuffy nose, mild sore throat, mild cough | | Loss of taste/smell | Common and characteristic | Rare | Rare | | Severity | Mild to severe, especially in high risk | Mild to moderate; sometimes severe in high risk | Usually mild | | Duration | Usually a week or more | About 5 to 7 days | Typically 3 to 5 days | | Complications | Pneumonia, breathing problems | Pneumonia, worsening existing conditions | Very rare (e.g., sinus or ear infections) | | Testing | Confirmed by rapid antigen or RT-PCR tests | Sometimes tested | No specific test | | Prevention | Vaccination, masks, hygiene, ventilation | Annual flu vaccine, hygiene | Handwashing, avoid close contact | | Other distinguishing symptoms | Fatigue, chills, shortness of breath, GI symptoms (nausea, vomiting, diarrhea) | Body aches, sudden high fever | Sneezing, headache, mild or no fever |

Easy Identification:

  • Cold usually starts gradually with sneezing, runny or stuffy nose, mild sore throat, and mild or no fever. Symptoms are generally mild and short-lived (3-5 days).
  • Flu has a sudden onset with fever, chills, body aches, fatigue, cough, sore throat. It is more intense than a cold and lasts about a week.
  • COVID-19 can mimic both cold and flu but tends to have additional symptoms such as loss of taste and smell, more pronounced fatigue, chills, and sometimes gastrointestinal symptoms (nausea, diarrhea). Symptom onset can be variable, and severity ranges from mild to severe.

Testing is needed to reliably distinguish COVID-19 and flu due to symptom overlap. Vaccination and preventive measures are crucial for COVID-19 and flu; common cold prevention is mostly through hygiene practices.

Flu-Related Advice

If you suspect you have the flu or another respiratory virus, it's essential to consult your primary care doctor to see if you need antiviral medication. These medications can help decrease the length of your illness. It's recommended to get the flu shot, which is never too late, and it's essential to follow hygiene practices such as washing hands frequently to prevent the spread of the flu.

The flu is usually passed when an infected person coughs or sneezes. Antiviral medications work better the earlier they're taken. It's important to drink plenty of water and get rest while recovering from the flu. If you're older or have a medical condition affecting your immune system, consider wearing a mask in crowded settings.

In the Rochester area, the flu is expected to peak in late December to early January.

Taking Care of Yourself at Home

In some cases, taking Tylenol can help alleviate flu symptoms at home. However, it's always best to consult a healthcare professional before taking any medication.

[1] CDC: Flu [2] CDC: COVID-19 [3] CDC: Cold [4] CDC: RSV [5] Vaccines.gov: Find a flu shot

Read also:

Latest