Blood donation is a vital therapy for a number of life threatening conditions. South Africa needs around 810,000 units of blood every year. People needing blood […]
(HealthDay)—As the number of people fully immunized against COVID-19 rises into the hundreds of millions, immunologists and infectious disease experts now are pondering a new question […]
The British government said Friday that the new Delta coronavirus variant is 60 percent more transmissible in households than the variant that forced the UK to […]