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WASHINGTON, United States (AFP) — AstraZeneca’s Covid-19 vaccine is 80 percent effective at preventing the disease in the elderly and does not increase the risk of blood clots, the biotech firm said Monday, following its US phase III efficiency trials. It was 79 percent effective at preventing symptomatic Covid-19 in the overall population and 100 percent effective at preventing severe disease and hospitalization, it said. Several countries had advised against administering the jab to […]
LONDON, United Kingdom (AFP) — Britain on Monday extended its coronavirus vaccination campaign to people over the age of 70, and new tougher restrictions for all arrivals to the country came into force. Vaccines minister Nadhim Zahawi told Sky News jabs were being offered in areas where most over-80s had received their first of two doses of the jab. The medical director for the state-run National Health Service (NHS) in England, Stephen Powis, explained […]
WASHINGTON, United States (AFP) — Women tend to outlive men and stay mentally sharp longer, and a new study out Monday could explain why: female brains appear on average about three years younger. The study enrolled 121 women and 84 men, who underwent PET scans to measure brain metabolism or the flow of oxygen and glucose in their brains. Like other organs in the body, the brain uses sugar as fuel. But just how it […]
