India on Sunday reported 16,103 Covid circumstances and 31 fatalities. The cumulative caseload is 4,35,02,429 (1,11,711 energetic circumstances) and 5,25,199 fatalities
Worldwide: Over 548 million circumstances and over 6.33 million fatalities.
Vaccination in India: Over 1.97 billion doses. Worldwide: Over 11.75 billion doses.
Underweight? Your vaccine’s efficacy could possibly be decrease
A research by the College of Oxford, revealed in The Lancet Diabetes & Endocrinology says that vaccine efficacy could also be barely decrease in people who find themselves underweight in comparison with those that have the next physique mass index (BMI) and have a wholesome weight. The research evaluated the chance of extreme illness in vaccinated folks vis-a-vis unvaccinated folks with a minimal hole of 14 days after a second dose.
The research factors out that one of many causes for decrease efficacy of Covid-19 vaccines in underweight folks could possibly be on account of frailty or different circumstances related to low physique weight. Researchers related to the research additionally discovered that underweight folks have been additionally the least more likely to have been vaccinated, although amongst these underweight individuals who have been vaccinated, their probabilities of ending up within the hospital or succumbing to Covid-19 have been lowered by 50% when in comparison with unvaccinated folks of the identical BMI.
The research additionally discovered that individuals with a wholesome or excessive BMI and who have been vaccinated, have been 70% much less more likely to be hospitalised than unvaccinated folks of the identical BMI. They — wholesome or excessive BMI folks — have been additionally two-thirds much less more likely to die than their unvaccinated counterparts two weeks after a second dose. Nevertheless, folks with very excessive BMI negated any benefit with their probabilities of being hospitalised a lot larger than those that had a wholesome or reasonably excessive BMI.
The research, which analysed BMI information of 9,171,524 sufferers over 18 years outdated who had not been beforehand examined constructive for Covid-19, between December 8, 2020, to November 17, 2021, discovered that whereas an individual with a BMI of 17 had a 50% elevated threat of hospitalisation in comparison with an individual with a BMI of 23 — which is taken into account wholesome — an individual with a BMI of 44 had a 3 times larger threat of hospitalisation when pitted towards an individual with a wholesome BMI.
Based on the research’s lead writer Dr Carmen Piernas of the Nuffield Division of Main Care Well being Sciences, at Oxford, the analysis’s findings “spotlight the necessity for focused efforts to extend vaccine uptake in folks with a low BMI, the place uptake is presently decrease than for folks with the next BMI.”
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Mass air flow a potent weapon towards Covid
Consultants are deeply involved that the world continues to be not utilizing one in every of its only weapons towards Covid — correctly ventilating public areas — greater than two years into the pandemic.
An enormous fear: “We have to cut back the extent of contamination, which the vaccine can’t do alone,” Antoine Flahault, director of the Institute of International Well being on the College of Geneva, informed AFP. “We’d like a brand new part — bettering the standard of indoor air.”
Why: Whereas it’s typically accepted that Covid may be transmitted inside two metres through each droplets and aerosols, there may be nonetheless no consensus on the significance of long-distance airborne transmission indoors.
Examine: A group of researchers from the UK Well being Safety Company and the College of Bristol reviewed 18 research in a number of international locations on airborne transmission.
Findings: In analysis revealed this week, they discovered that individuals can infect one another when they’re greater than two metres aside.
Flahault known as for massively elevated funding to ventilate many public areas, beginning with faculties, hospitals, public transport, workplaces, bars and eating places. Extra particulars right here
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Written by: Rakesh Rai, Sushmita Choudhury, Jayanta Kalita, Prabhash Ok Dutta, Tejeesh Nippun Singh Analysis: Rajesh Sharma