Cardiology

Blood pressure rises by stealth in poorer nations

More than half a billion people worldwide live with undetected, untreated hypertension, even as the disease burden shifts from rich nations to poor countries with limited resources to detect and manage the condition.

Vaccination

US health officials call for booster shots against COVID-19

U.S. health officials Wednesday announced plans to dispense COVID-19 booster shots to all Americans to shore up their protection amid the surging delta variant and signs that the vaccines' effectiveness is slipping.

Vaccination

Novavax seeks OK for COVID vaccine in needy countries first

Vaccine maker Novavax announced Thursday it has asked regulators in India, Indonesia and the Philippines to allow emergency use of its COVID-19 vaccine—offering its shot to some low-income countries before rich ones with ...

Diseases, Conditions, Syndromes

China steps up port, driver checks after new virus cases

Roadblocks were set up to check drivers and a disease-control official called Thursday for increased testing of workers at Chinese ports after a rash of coronavirus cases traced to a major airport rattled authorities who ...

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