Vaccination

EU drug watchdog approves updated Pfizer Covid jab

The EU's drug watchdog on Wednesday approved an updated version of Pfizer and BioNTech's anti-Covid jab to counter an infectious subvariant of the virus as winter approaches.

Neuroscience

New research shows wildfire smoke impacts on the brain

Smoke from the massive wildfires still burning in northern Canada has cast a pall over much of North America this summer, leading to health concerns for older people and those with chronic respiratory conditions.

Diseases, Conditions, Syndromes

WHO, US health authorities tracking new Covid-19 variant

The World Health Organization and US health authorities said Friday they are closely monitoring a new variant of COVID-19, although the potential impact of BA.2.86 is currently unknown.

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