Thursday 30 September 2021

Coronavirus vaccination: Side effects from COVID boosters similar to second dose, as per CDC

 (Source:https://timesofindia.indiatimes.com/life-style/health-fitness/health-news)

Why should you take the COVID vaccines?

While COVID vaccines come with various side effects, it is it not a matter of concern. All vaccines trigger certain immune responses in the body, which may cause mild to moderate symptoms. As is known, vaccines are a mimicry of a pathogen, which when injected into the body activates the immune system to produce antibodies and fight the foreign particles. This in turn causes inflammatory responses in the body, leading to fever, fatigue, headache, etc. If you're someone who is hesitant to get your COVID vaccines, it is important to understand that besides taking safety precautions, vaccination is the only way you can protect yourself and others from severe infections.

What we know about COVID vaccine boosters

COVID-19 boosters have been introduced in some parts of the world and discussions around its efficacy and side effects are ongoing.

According to a study by the US Centers for Disease Control and Prevention (CDC), the side effects experienced by people who have received their vaccine boosters are similar to that from the second dose. As per the agency, millions of people have received their third dose since August 13. The US recently rolled out COVID boosters for immunocompromised people and extended it for workers in high-risk jobs and people with pre-existing medical conditions.

COVID vaccine boosters

Given that vaccine-induced immunity may wane over a period of time, the demand for a third vaccine dose, also known as a "booster" shot has increased. That said, booster shots are given to people who have been fully vaccinated, so as to re-expose their immune system to the immunizing antigen, the memory of which (after the previous dose) could have been lost over a period of time. Just like the first and second doses of coronavirus vaccines, COVID boosters may also come with certain side effects. Fever, chills, fatigue and joint pain are some of the most common side effects.

Side effects from booster shot similar to second dose: CDC

Latest findings suggest that COVID booster side effects may resemble side effects from the the second dose. The CDC analysed data from nearly 12,600 people who received a third dose of Pfizer-BioNTech's Covid vaccine. They showed that side effects -- which were described as mostly mild to moderate, and occurring the day after vaccination -- were prevalent at similar rates to those from a second vaccine dose during the regular course.

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