Brazilian scientists said this week that the samples of the Oropouche virus recently detected in South America's largest country could belong to a new variant. According to the latest study on the subject published in The Lancet, the recent increase in cases “could be linked to a new recombinant Oropouche virus, with an increased capacity to replicate.” These findings would be in line with a similar work published last month in Nature.
The Russian Sputnik V vaccine is 91.6% effective against Covid 19 in its symptomatic manifestations, according to the medical journal The Lancet . “The trial results show a strong protective effect consistent across all age groups of participants,” the researchers explain.
An influential study that found hydroxychloroquine increased the risk of death in COVID-19 patients has been withdrawn a week after it led to major trials being halted, adding to the confusion about a malaria drug championed by U.S. President Donald Trump.
One in five deaths globally are linked to poor diet, experts said on Thursday, warning that overconsumption of sugar, salt and meat was killing millions of people every year. The United Nations estimates that nearly a billion people worldwide are malnourished, while nearly two billion are over-nourished.