Smallpox was one of the deadliest diseases in the world, but it’s the only one in history to have been eradicated globally. One Somali man sat on the frontline of this effort and can inspire the world today as we battle yet another devastating…

While vaccines are the safest way to prevent the spread of infectious disease, a tiny proportion of those vaccinated may experience an adverse event. Here, we explain how often this happens and why.

Antimicrobial resistance was already a major global health threat, but now the potential increase in the use of antibiotics in response to the pandemic could exacerbate the problem and threaten a potentially even bigger global crisis.

Face coverings have become a standard feature of pandemic life, but which mask is best for everyday use, and how should you take care of it?

The medical and moral imperative for equitable access to COVID-19 vaccines is why COVAX was created. Co-led by Gavi, the Vaccine Alliance, together with the World Health Organization (WHO) and the Coalition for Epidemic Preparedness…

Researchers are already working to improve the current crop of mRNA vaccines. Hopefully this will help them become more practical and affordable for the entire world, not just first-world countries.

Pandemic restrictions and wider use of flu vaccines may have explained 2020’s record low cases of seasonal flu, but will the picture look like in tropical countries with year-round flu?

The emergence of variants of SARS-CoV-2, the virus that causes COVID-19, serve as a powerful reminder that viruses by their very nature mutate, and that the scientific response may need to adapt if they are to remain effective against them.

Research suggesting that one of the COVID-19 vaccines provides only minimal protection against mild-moderate infection caused by the 501.Y.V2 variant has raised concerns. But this doesn’t mean it won’t prevent severe disease and deaths.

Global access to HPV vaccine is vital, particularly in lower-income countries. Lessons learned from HPV roll-out could boost uptake of COVID-19 vaccines.

Efficacy rates for COVID-19 vaccines are higher than many scientists had dared dream of, but even if they prove less effective in real life, or in the face of new variants, they could still unlock normal life.

The currently available coronavirus vaccines have been tested on adults of various ages, as well as those with long-term conditions, and appear to be safe. But there are a few groups who should avoid being vaccinated for now.