Federal health officials have been actively looking at whether extra shots for the vaccinated would be needed as early as this fall, reviewing case numbers in the U.S. as well as the situation in other countries such as Israel, where preliminary studies suggest the vaccine’s protection against serious illness dropped among those vaccinated in January.
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Versius robotic surgery redefines the Indian healthcare sector
Robotics is most suitable for people who cannot afford to recuperate for a long time at home as they must make ends meet. The advantage of Versius is that it provides a three-dimensional image, which is magnified 16 times along with precision where blood loss is less, collateral damage to tissues is less, chances of infection are less, post-operative pain is very less, and recovery is faster.
Herd immunity hopes against Covid-19 Pandemic fade
The thinking was that the pandemic would ebb and then mostly fade once a chunk of the population, possibly 60% to 70%, was vaccinated or had resistance through a previous infection. But new variants like delta, which are more transmissible and been shown to evade these protections in some cases, are moving the bar for herd immunity near impossibly high levels.
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