Walensky is a professor at Harvard Medical School and served as the 19th director of the Centers for Disease Control and Prevention. Once clinical trials showed that Covid-19 vaccines were safe and effective in children and the FDA granted their emergency ...

The Food and Drug Administration’s (FDA) advisory committee on vaccines this week will consider whether to change the COVID-19 vaccine to target the XFG subvariant for the upcoming 2026-2027 respiratory viral season.

Each fall, updated versions of the COVID-19 vaccines come out around the same time as the annual flu shot. And just like the flu shot, these updated COVID vaccines are formulated to protect against virus strains that people are more likely to encounter in ...

Comparatively low numbers of respiratory viruses so far this year follows the worst influenza season in Australia on record in 2025, which saw more than 500,000 confirmed infections

As of November 2025, some healthcare organizations conclude that COVID-19 vaccines have no impact on fertility. But some researchers agree that more studies are needed to understand potential long-term effects. Fertility refers to your ability to naturally ...

The coverage on this live blog has ended. President Joe Biden, in his first primetime address Thursday night, said he will direct states to make all adults eligible for a Covid-19 vaccine by May 1. The directive adds some uniformity to what has been a ...

COVID-19 is once again climbing to troubling levels in California — a worrying trend as health officials attempt to navigate a vaccine landscape thrown into uncertainty by delays and decisions from the Trump administration. Public health departments in ...