As you get older, you’re at higher risk of severe infection and your immunity declines faster after vaccination.

The COVID-19 pandemic demonstrated the promise of using mRNA as medicine. But before mRNA drugs can go beyond vaccines, researchers need to identify the right diseases to treat.

Studies show that health misinformation on social media has led to fewer people getting vaccinated and more lives lost to COVID-19 and other life-threatening diseases.

Vaccine policies fall on a spectrum, from mandates to recommendations. Deciding what to use and when is not so much a science but a balancing act between personal autonomy and public good.

Newly approved and updated vaccines are the best tools available to combat COVID-19, the flu and RSV, as infections and hospitalizations tick upward and cold and flu season gets underway.

Only time and data will tell whether the CDC-recommended reformulated shots can stand their ground against the ever-changing SARS-CoV-2 variants.

The emergency status allowed the federal government to cut through a mountain of red tape, with the goal of responding to the pandemic more efficiently.

From cancer immunotherapy and antibiotics to GMO crops and pandemic surveillance, gain of function is a cornerstone of basic research.

President Joe Biden’s intention to end the national COVID-19 emergency will have long-lasting ripple effects on federal programs such as Medicare, Medicaid and the Children’s Health Insurance Program.

Many questions remain about next steps for US vaccine policy. But the FDA advisory panel’s hearty endorsement of a single-composition COVID-19 vaccine represents a pivotal step.