Covid or Flu?
You cannot tell the difference between flu and COVID-19 by the symptoms alone because they have some of the same signs and symptoms. Specific testing is needed to tell what the illness is and to confirm a diagnosis - CDC

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Is It Influenza Or Covid-19 Coronavirus? How To Tell The Difference
A key point to remember is that the Covid-19 coronavirus, otherwise known as the severe acute respiratory syndrome (SARS-CoV2), is a novel virus. In this case, novel doesn’t mean that it appeared in the novel 50 Shades of Grey. Instead, novel means new to humans...
By contrast, the flu virus is more akin to that classic bully, like Biff Tannen, Joffrey Baratheon, Bellatrix Lestrange, or a racoon carrying nunchucks. There’s a good chance that your immune system has seen bullies like this before.
Resources
AI is about to face a major test: Can it differentiate Covid-19 from flu?
Can they help doctors differentiate between the two respiratory illnesses, and accurately predict which patients will become severely ill?
Coronavirus symptoms: how to tell if you have a common cold, flu or Covid
Fever, runny nose, headache? Lost your sense of taste or smell? Your guide to differentiating between the three illnesses.
Could My Symptoms Be Covid-19?
These days, every cough, sneeze or headache makes you wonder: Could it be Covid-19? Medical experts are viewing Covid-19 as a multi-organ disease that can affect the body from head to toe and everywhere in between. Here’s a guide to help you understand the symptoms.
COVID Won’t End Up Like the Flu. It Will Be Like Smoking.
Hundreds of thousands of deaths, from either tobacco or the pandemic, could be prevented with a single behavioral change.
Covid-19 is way, way worse than the flu
It’s more contagious, deadlier, sneakier, and more likely to cause chaos.
COVID-19 vs. the Flu
Both illnesses can cause fever, cough, body aches, and sometimes vomiting and diarrhea (especially in children). Learn more about COVID-19 symptoms. Both can result in pneumonia.
COVID-19 vs. the Flu and the Common Cold
Although the cold, the flu and COVID-19 viruses have many similarities, there are also some important differences you need to know.
Flu vs. Covid: Ways to Identify Symptoms and Differences
Flu and other seasonal ailments share symptoms with Covid. But there are some ways to help determine what’s wrong.
How do I know if my symptoms are from Covid or the flu?
Covid and the flu share deceptively similar symptoms: coughing, full-body aches, fevers. Both illnesses can give you a runny nose, nausea, diarrhea, vomiting and shortness of breath; both can leave you fatigued, feeling worn out and depleted.
How to recognize Covid-19 symptoms from the omicron variant
A mild Covid-19 case from omicron might feel like a cold. You should still take it seriously.
Is It Flu or Covid-19? It’s Harder to Tell the Symptoms Apart This Year
Runny nose? Fever? Fatigue? Here’s what doctors want you to know about how to tell the difference between illnesses as we head into flu season.
Similarities and Differences between Flu and COVID-19
Both COVID-19 and flu can have varying degrees of symptoms, ranging from no symptoms (asymptomatic) to severe symptoms.
Is It Influenza Or Covid-19 Coronavirus? How To Tell The Difference
The two are completely different viruses. Since viruses are very small and don’t wear little name tags, how then do you tell whether you’ve been infected by one or the other or even both?

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