epidemics

J&J says two people had severe allergic reactions after receiving Covid’s vaccine

CDC scientist says the US “is nowhere near” collective immunity

The CDC director warns that the recent decline in Covid cases in the United States may have stopped the spread of variants

Canadian Pension Fund CEO Mark Machin resigns after vaccine trip to UAE

J&J’s single-dose Covid-19 vaccine is effective in all demographic groups, say FDA scientists

Biden administration to attract private companies, business groups to help in Covid’s struggle

Israeli data suggest that mass vaccinations led to a drop in severe Covid cases, according to CDC study

Boosting family income boosts the US economy for stronger growth

Age influences the reluctance of the Covid-19 vaccine among black Americans

Pfizer vaccine may reduce transmission after 1 dose, new study finds

Vacid-19 ‘Passports’ raise ethical issues and logistical obstacles

In the search for the origin of Covid-19, the patient points zero to the second market in Wuhan