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This virus is twice as contagious as COVID-19 and on the rise in Georgia

Measles occurrences are on the rise across the country and in Georgia.
Measles occurrences are on the rise across the country and in Georgia. U.S. Centers for Disease Control

Despite being eradicated nearly two decades ago, measles cases are ramping up in the U.S. and now, Georgia.

Measles is one of the most contagious viruses known to humans.

Of those diagnosed with measles, 1 in 4 individuals have to be hospitalized, says the National Library of Medicine, and 90% of people exposed to an infected individual will contract measles.

As the numbers of cases continue to tick upward and more cases are reported in Georgia, here’s what to know to stay healthy.

How contagious is measles, really?

As one of the most contagious viruses known to humans, it can spread extremely fast. In fact, it is twice as contagious as COVID-19 and up to 18 times more contagious than the flu.

The average number of people that one sick person will infect is called R0. NPR offers a comparative graphic to put measles’ RO into perspective with other common infections

The number of people that one sick person will infect (on average) is called R0. Here are the maximum R0 values for a few viruses.
The number of people that one sick person will infect (on average) is called R0. Here are the maximum R0 values for a few viruses. Credit: Maria Godoy, Alyson Hurt, Carmel Wroth, Michaeleen Doucleff and Adam Cole/NPR. Icon created by Alice Design from The Noun Project

Why is measles so much more contagious?

Because this particular virus has a higher R0 than so many other diseases, it is unique to its other communicable counterparts.

Johns Hopkins Medicine explains why:

  • Airborne transmission: It spreads through respiratory droplets and can linger for up to two hours after an infected person leaves an area.

  • Low infectious dose: The amount of virus needed to cause infection is very small.

  • Prolonged contagious period: It is contagious from four days before the rash appears until four days after.

  • High attack rate: In an unvaccinated population, about 9 out of 10 people exposed to measles will contract it.

  • Immune suppression: It causes temporary immune amnesia, which increases susceptibility to other infections.

  • Lack of early recognition: Doctors may not immediately recognize the symptoms since it has been relatively eradicated.

What can you do to prevent the spread of measles?

Although there is conflicting information coming from Health and Human Services Secretary Robert F. Kennedy Jr. about alternative treatments such as Vitamin A or cod liver oil, vaccines are still the best defense against the disease.

More than 95% of people who receive a single dose develop immunity to measles, mumps and rubella, while a second dose boosts immunity to about 97%.

The Centers for Disease Control is very clear in this matter. It advises the best way to protect against infection is to get the (MMR) vaccine, and most people will be protected for life.

Ask your doctor or local health department about how to get vaccinated in your area.

Are you concerned about the measles outbreak? Email me at srose@ledger-enquirer.com or find me on Instagram.

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