Growing up on Canada's East Coast, the young Troy Grennan had a gay neighbour who had moved away to experience 'big city’ life in Toronto. Later when doing his own studies in Toronto, Grennan would ...

This August issue marks the 25th anniversary of The Lancet Infectious Diseases. The journal was created in 2001 by our late Editor-in-Chief John McConnell whose vision for a journal for specialists in ...

In May, 2026, Ecuador became the first country in Latin America and the Caribbean to procure vaccine-transport vehicles with cold-chain technology. Sanjeet Bagcchi reports.

Respected infectious disease expert, physician, and leader in prison health care died on May 27, 2026, aged 81 years.

The 2026 High-Level Meeting on HIV/AIDS was hosted by the UN General Assembly in New York City, NY, USA, from June 22 to 23, 2026. Talha Burki reports.

We had just reviewed how the lymph node biopsy would be performed when I asked the study volunteer why he wanted to do it. Did he understand there would be no direct benefit, that the results were not ...

In 2014, Krutika Kuppalli served as Medical Director of a large Ebola Treatment Unit (ETU) in Sierra Leone during the West African Ebola virus disease epidemic (2013–16). “It was the most challenging ...

Friends and family kept asking, “Why infectious diseases?” Although their intent was kind, the subtext was constant: why choose a path that is demanding, less lucrative, and often unseen? I had no ...

Prevention of chronic obstructive pulmonary disease (COPD) cannot begin at the time of diagnosis.1 When fixed airflow obstruction is identified in adulthood, the biological pathway leading to disease ...

Storms, floods, and tropical cyclones imposed substantial and inequitably distributed mental health burdens. Climate adaptation policies should prioritize vulnerable populations and less developed ...

Autoantibodies are central to the diagnosis, classification, and stratification of many autoimmune diseases, particularly ...

Clinical research has transformed childhood cancer survival in the past 50 years. Cooperative group trials have tailored therapy according to risk stratification, with overall survival across all ...