Global study details potential COVID vaccine side effects

is more than 13.5 billion doses Over the past three years, 500 coronavirus vaccines have been administered around the world.

A study published in the journal Vaccine found that small percentage
Of the 99 million people vaccinated in the eight countries included in the analysis, those who have experienced higher risk of adverse events.

This report specifically looked at post-administration adverse events. pfizer, moderna and AstraZeneca vaccine.

The researchers looked for 13 specific conditions. They found 190 cases of Guillain-Barre syndrome. Guillain-Barre syndrome usually occurs after infection, but has been linked to some vaccines. They also found 69 cases of a type of blood clot that occurs in the brain.

Both the Pfizer and Moderna mRNA vaccines were associated with the following symptoms: myocarditisthe study found that myocardial inflammation occurred consistently more than expected after the first, second, and third doses.

The coronavirus infection itself can also cause side effects that affect the heart, such as myocarditis.

The observed side effects of the shot occurred more than expected, but the number represents a small fraction of the total of millions of people who have received the jab, making the results more clear-cut. Photo of Potential risks and clinical benefits.

The researchers emphasized that “the safety signals identified in this study should be evaluated in terms of their rarity, severity, and clinical relevance.”

Still, this study is likely to raise even bigger questions. battle between factions Regarding vaccines. Researchers say the pandemic and associated partisanship have led to increased vaccine hesitancy among Americans overall, posing a public health problem.



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