April 3, 2026

Science Chronicle

A Science and Technology Blog

April 3, 2026

Science Chronicle

A Science and Technology Blog

COVID-19

Cardiovascular diseaseCOVID-19Emergency use authorisationVaccine safetyVaccines

Are COVID vaccines responsible for sudden deaths? 

There is no scientific evidence linking COVID vaccines to sudden deaths. On the contrary, COVID-19 disease itself poses a significant cardiovascular risk, even years after apparent recovery. Studies have shown that those who received COVID vaccine are at lower risk of subsequent cardiovascular events and deaths.

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COVID-19Sewage surveillance

Wastewater surveillance shows increasing COVID-19 viral load in India

According to the latest data released by the Union Health Ministry on May 31, India registered 685 more active cases,

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Avian influenzaGenome sequencingHealth

NIV shares H5N1 genome data in a public database

The Pune-based National Institute of Virology (NIV) has shared the H5N1 genome sequence data with the Global Initiative on Sharing

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HealthWorld Health Organisation

The draft WHO Pandemic Agreement is a landmark deal

After nearly three-and-a-half years and 13 rounds of meetings, member-states of the World Health Organization (WHO) have agreed on measures to

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Genome sequencingHealthPublishing

NIV’s unceasing refusal to share vital data before publication

NIV researchers prioritising paper publication over free and immediate access to genome sequence data and other vital information was once

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COVID-19Vaccines

COVID-19 vaccines fail to alter neuro symptoms of Long COVID

While vaccination decreases the severity of acute COVID-19 and the rate of hospitalisation and death, it does not alter the

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COVID-19DrugsPublishingResearchResearch IntegrityRetractions

Journal finally retracts the discredited hydroxychloroquine paper

The paper published in the International Journal of Antimicrobial Agents was withdrawn because of concerns about the ethical approval for the research.

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Clinical trialPublishingResearchResearch Integrity

The right way to counter a poor Covaxin safety study is to publish Phase-3 trial results

Three years after the interim data were posted as a preprint, Bharat Biotech and ICMR are yet to publish any

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COVID-19HealthResearchVaccine hesitancyVaccines

ICMR study finds the drivers of COVID-19 vaccine hesitancy

Of the 600 participants studied, 524 (87.3%) had taken only one dose of the COVID-19 vaccine, while the remaining 76

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PublishingResearch IntegrityScienceVaccines

BHU’s Covaxin safety study riddled with major limitations

If the most glaring limitation of the study is the lack of a control group, the absence of data on

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CoronavirusCOVID-19omicronWorld Health Organisation

Staying alert: On the rapidly increasing spread of the JN.1 variant

The rapidly increasing spread of the JN.1 variant across the globe has led to the prevalence of this variant, a descendent of

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Communicable diseaseInfluenzaPublic Health

False alarm: On the outbreak of influenza-like illness in China

Nearly four years after the novel SARS-CoV-2 coronavirus emerged in Wuhan, the capital of the Hubei Province in China, resulting in

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COVID-19Long COVID

Possible pathway for Long COVID pathogenesis uncovered

Researchers assessed the metabolite profile of individuals with Long COVID and found serotonin abundance is reduced both during acute COVID-19

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