COVID-19: Cases, positivity rate soar in Kolkata after Christmas revelry

The positivity rate in the city rose from 3.2 per cent in early December to 5.5 per cent on December 28 

In the backdrop of Omicron, why are India‘s junior doctors protesting?

Nearly 45,000-50,000 MBBS doctors are awaiting NEET-PG counselling

Inconvenient truth: Why omicron emerged, and why it could have been avoided

Best bet to tide over current crisis remains what we have known since the beginning of pandemic: Treat vaccine hesitancy and vaccine nationalism, …

South Africa ends contact-tracing, CDC reduces isolation period — how the world's approach to tackle COVID-19 has evolved

Mask mandates also vary within countries; the type of mask is also a concern

With omicron reinfections, are we back to square one of the pandemic?

Case surge may not be as bad as during India's 2nd wave but lot depends on govt interventions, citizen behaviour, say experts

South African and UK hospitalisation data: What it tells us about how deadly omicron is

Does omicron cause less serious disease than delta and will omicron waves be shorter in duration than delta waves?

‘Third COVID-19 wave imminent’: How prepared is India?

Medical oxygen capacity ramped up, oxygen beds increased, says Union government 

Simply Put: Dashing towards omicron disaster

COVID-19: First few peer reviewed studies suggest vaccine induced antibodies fail to protect from Omicron

The studies, published in Nature, covered Oxford-AstraZeneca vaccine, but not India’s indigenous Covaxin

The missing piece in Omicron’s family tree: Where did the variant originate?

There are currently 3 thoeries being considereed by the medical fraternity

Global COVID-19 cases set to triple with over 3 billion omicron infections in coming 2-3 months: IHME

Australia and New Zealand may experience their worst outbreaks of this pandemic

COVID-19: India’s case fatality ratio up marginally in last 5 weeks

India’s CFR has remained steady at 1.34% since July 20, 2021; It increased to 1.38% as of December 

Omicron: What the next few weeks will look like

Social mixing over Christmas is likely to increase infections

Omicron: India will not get African Cheetahs this year

The team of experts delegated to carry out the project was about to leave for Namibia in November, but had to return from the airport …

Protection against COVID-19 infection, severe disease falls quickly after AstraZeneca 2nd dose: Lancet

Begins to wane after 18-19 weeks; study stresses on need for booster dose 

Making nursery admissions easier to giving gold coins: Indian cities’ push for COVID-19 vaccination

Only 39% of total population has received both doses of COVID-19 vaccine in India 

Genomic sequencing: Here’s how researchers identify omicron and other COVID-19 variants

When an organism replicates, it makes a copy of its entire genome to pass on to its offspring. Sometimes errors in the copying process can lead …

COVID-19: Africa races to build capacity for meeting health security needs

Several African countries have signed deals with global manufacturers, distribution agencies to stregthen health infra internally

Quarter of the world has antibodies against COVID-19, study reveals

The figure dropped slightly to 21% when vaccinated population were excluded

COVID-19: How useful are travel restrictions in curbing spread?

Travel bans make sense only in the beginning of a pandemic, say experts

Omicron update: ‘UK’s current 80,000 tally would have been 1.4 million at India’s population level’

India already has 101 patients infected with the latest Variant of Concern in 11 states

Lateral Thoughts: The uncomfortable science of booster vaccine

The disjoint between research and policy has never been so evident than in the case of vaccine boosters  

How effective are vaccines against omicron? An epidemiologist answers 6 questions

Melissa Hawkinsan epidemiologist, explains the way researchers calculate how well a vaccine prevents disease, what influences these numbers and …

Omicron in southern Africa: Zimbabwe tries to pull all stops

The country recorded 4,367 new cases December 14, 2021  

COVID-19 is already endemic, lack of data plagues understanding about vaccine efficacy: Gagandeep Kang

Gagandeep Kang, ex-officio member of a working group on COVID-19 vaccines at the WHO, talks to DTE on vaccines, their effectiveness and urgent …