The flu has been around for as long as humans have been evolving from apes and humans, but its arrival has coincided with a surge in infections, including one that killed more than 10 million people in the US in 2016.
Since then, more than 1 billion people have been vaccinated, and the US has seen a decline in influenza deaths.
That decline, along with the rise in infections and deaths from coronavirus-related complications, has prompted calls for a new vaccine.
The current vaccine, made by GlaxoSmithKline, has been proven to prevent flu, and it’s been used by millions of people around the world for years.
However, there’s another strain that has become more popular.
This is called the coronaviruses pandemic-associated coronaviral syndrome or CAPS-1.
Researchers believe that CAPS1, which causes a rare, but deadly, coronavirkirus-like illness, may have been responsible for a dramatic rise in the number of infections in 2017, especially among people with underlying medical conditions.
What are CAPS strains?
The term “covariovirus” describes a group of viruses that infect the body and cause symptoms.
It’s an acronym for “coronavirus, coronovirus-associated”, meaning that it can cause illness in humans.
CAPS is the most common variant of the virus, and is found primarily in humans, and has also been found in mice, frogs, and some birds.
The other strains are the coronoviruses that are less common in humans but are more likely to cause illness.
There are several different coronavire types, each with their own symptoms, so researchers can’t predict which variant will cause the worst illness.
CAPs1 and 2 are known as CAPs and CAPs3, respectively, because they are more common in people with existing medical conditions and are more resistant to the antiviral drugs that the drugs use to fight them.
However, researchers are not sure how widespread the CAPs strain is in the population.
CAP1 has been found to be found in about half of the people in countries such as India, China, Russia, the Philippines, and South Africa, and about 15% of the US population, according to a study published last year.
Researchers have found CAPS2 to be most common in India, and CAP1 most prevalent in the Philippines.
So far, researchers have not been able to determine which CAPs variant causes the most serious illness in people.
But some studies have suggested that people with CAPS3 are more susceptible to the flu virus.
How many people are affected by the flu?
In addition to those who have CAPS and CAPS4, scientists also know that some people with the CAPS strain are more vulnerable to the virus than others.
One study published in the journal BMJ in April found that CAPs2-3, which are found in people in India and the Philippines who have been infected with CAPs-1, were more likely than CAPs4-5, which is found in the rest of the world, to be infected with the flu.
The researchers say this could explain why the CAP2-5 strain has been more common, and why the other strains have been more difficult to find.
Another study published this week in the Lancet medical journal found that people infected with one of the CAP-1 strains were more at risk for pneumonia, although researchers couldn’t say how they might be related to the CAP1-2 strain.
Is it possible that the CAP variant is causing the most infections?
According to Dr. Thomas Sowell, director of the National Institute of Allergy and Infectious Diseases, “the CAP variant does not appear to be the cause of the increased incidence of CAPS among people.”
There have been a number of outbreaks in the past that have killed people, including the one that resulted in the pandemic in 2015.
Some people have blamed the CAP variants on other factors, such as poor sanitation and inadequate healthcare facilities.
However a study in October of this year in The Lancet medical journals showed that CAP-2, which was found in more than half of cases, is the only CAP variant that’s linked to an increased risk of death from pneumonia in the United States.
Scientists say that it’s not just the CAP virus that’s causing the rise of CAP.
Another theory suggests that it may be the strain of CAP that’s spreading the disease.
“It is plausible that some variant of CAP has caused the increased occurrence of CAP,” Dr. Sowell told Ars.
“The only way to explain this is that CAP is having an effect in a population with high mortality from CAP-like disease.”
Why is CAP-3 causing an increase in infections?
Researchers think CAP-4 is the variant that is causing infections.
Researchers have found that