April 2, 2026

Science Chronicle

A Science and Technology Blog

April 2, 2026

Science Chronicle

A Science and Technology Blog

Vaccines

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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HealthImmunisationMeaslesPublic Health

U.S. measles cases till March surpasses all of 2024

As of March 20, the total number of cases reported across the U.S. stands at 378, with Texas and New

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HealthImmunisationInfluenzaPublic Health

No mismatch between circulating flu strains and vaccine strains

WHO recommends the influenza strains to be used in the vaccine for the coming flu seasons months in advance based

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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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Communicable diseaseHealthPolioWorld Health Organisation

WHO’s database on polio cases hides more than it reveals

Besides wild poliovirus cases, the WHO registry has data of only the circulating VDPV cases and not the cases that belong

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Communicable diseaseHealthPolio

Two months on, Meghalaya polio case shrouded in secrecy

On August 12, the ICMR-NIV Mumbai unit confirmed and reported that the polio case detected in Meghalaya was a type

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Communicable diseasePolioPublic Health

Intriguing silence: On the case of polio in India, delayed official response

The long delay in confirming these crucial details is intriguing as samples from the child were sent to the ICMR-NIV

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Communicable diseaseMonkeypoxPublic HealthVaccines

Apathy continues: On Africa and the mpox vaccine response

Vaccines are again in acute short supply. As against 10 million doses needed to control the outbreak, just about 0.21

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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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Clinical trialHealthNipahPublic HealthResearch

Nipah monoclonal antibody trials may begin in India in 2025

If the Indian drug regulator greenlights it, a human clinical trial to test the safety and efficacy of a novel

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Communicable diseasePolioPublic Health

Worrying increasing in the number of wild-type poliovirus type-1 cases in Pakistan, Afghanistan

The ambitious goal of eradicating wild-type poliovirus type-1 (WPV1) by 2026 appears to have become tougher; the target year was

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Communicable diseaseHepatitisPublic HealthVaccines

Study finds hepatitis A vaccination will be cost-effective in Kerala

Cost-effectiveness evidence supports the inclusion of hepatitis A vaccination into the vaccination programme for children aged one year and individuals

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HealthResearchResearch IntegrityVaccines

Rotavirus vaccine: tortured data analyses raise false safety alarm

Two other self-controlled case series studies published in July 2020 and January 2021 also did not find Bharat Biotech’s Rotavac

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