Russia will impose from this Wednesday the mandatory use of a mask in public spaces. The covid-19 pandemic is also hitting the United States, where the outbreak this fall has already caused almost half a million infections in a week. The total number of cases in the country already exceeds 8.7 million, according to Johns Hopkins University. A new British study claims that the amount of antibodies against the coronavirus decreases in just three months. Researchers at Imperial College London have already tested more than 365,000 people and say that the percentage of inhabitants with immunity is gradually decreasing.
5 things: Study affirms that antibodies against covid-19 diminish with time | Video | CNN
2020-10-27T16:12:33.002Z
Russia will impose from this Wednesday the mandatory use of a mask in public spaces. The covid-19 pandemic is also hitting States | World | CNN
