Israel set the pace on COVID-19 vaccinations earlier this year; quickly administering doses to most of its adults. But the small nation is now seeing a worrying fourth wave, highlighting concerns about the long-term effectiveness of the shots against variants…
![Dr Norman Swan looks at the rise of COVID reinfections | 7.30](https://www.vitaminrush.com/wp-content/uploads/2022/07/1658644567_maxresdefault-1170x508.jpg)