The main test used to diagnose coronavirus is so sensitive it could be picking up fragments of dead virus from old infections, scientists say. Most people are infectious only for about a week, but could test positive weeks afterwards. Researchers say this could be leading to an over-estimate of the current scale of the pandemic.… Read More: Coronavirus: Tests ‘could be picking up dead virus’ »
Naresh Tinani loves his job as a perfusionist at a hospital in Saskatchewan’s capital. To him, monitoring patient blood levels, heart beat and body temperature during cardiac surgeries and intensive care is a “privilege” — “the ultimate interaction between human physiology and the mechanics of engineering.” But Tinani has also been on the other side… Read More: How Canada got universal health care and what the U.S.… »
Top row: escargots, sardines, and fava beans Crete ; naan in salty yak-milk tea Afghanistan ; fried geranium leaves Crete ; boiled crab Malaysia ; raw beetroot and oranges Crete ; chapati, yak butter, and rock salt Pakistan. Middle row: dried-apricot soup Pakistan ; boiled plantains Bolivia ; fried coral reef fish Malaysia ; bulgur,… Read More: How many people could earth support paleoolithic diet »
Article content continued The new modelling study, which hasn’t yet been peer-reviewed, was designed to capture transmission of the SARS-CoV-2 virus that causes the dreaded COVID-19. Researchers looked at the effect of different student-to-teacher ratios in a hypothetical primary school, as well as school-based daycare, an essential “bridge” for working parents who can’t drop-off or… Read More: Bigger class could mean up to five times the COVID-19… »