Understanding and addressing the effects of climate change, pollution, and heat on respiratory health 
 Submission Status: Open until 21 November 2025 
 Submit to our Collection guest edited by Dr Anna Chen Arroyo and Dr Jyothi Tirumalasetty.
Loneliness and social isolation: public health concerns in an aging world 
 Submission Status: Open until 11 December 2025 
 Submit to our Collection guest edited by Dr Fereshteh Mehrabi and Dr Xinyi Zhu.
Understanding the HIV care continuum: Progress and challenges 
 Submission Status: Open until 18 December 2025 
 Submit to our Collection guest edited by Dr Robert Paulino-Ramirez.
Ensuring equality in vaccine access: Addressing global inadequacies 
 Submission Status: Open until 19 December 2025 
 Submit to our Collection guest edited by Dr Chuanxi Fu and Dr Marguerite Massinga Loembé.
Urbanization and health: Addressing key challenges 
 Submission Status: Open until 28 December 2025 
 Submit to our Collection guest edited by Dr Jason Corburn.
Strategies for reducing cross-border health challenges 
 Submission Status: Open until 29 December 2025 
 Submit to our Collection guest edited by Dr Christian J.P.A. Hoebe and Dr Alena Kamenshchikova.
Geographic challenges to equitable healthcare 
 Submission Status: Open until 14 January 2026 
 Submit to our Collection guest edited by Dr Jonathan Olsen and Dr Julia Moreira Pescarini.
Infectious disease modeling: Impact on public health practices 
 Submission Status: Open until 23 January 2026 
 Submit to our Collection guest edited by Dr Trystan Leng.
Ensuring continuity of care in LMICs 
 Submission Status: Open until 23 January 2026 
 Submit to our Collection guest edited by Dr David B. Duong, Dr Lia Tadesse Gebremedhin and Dr Bach Tran.
Artificial intelligence and tuberculosis screening 
 Submission Status: Open until 29 January 2026 
 Submit to our Collection guest edited by Dr Jacob Creswell and Luan Nguyen Quang Vo.
Empowering the public health workforce 
 Submission Status: Open until 30 January 2026 
 Submit to our Collection guest edited by Dr Gustavo Nigenda.
Health inequalities and meeting the needs of sexual and gender minority groups 
 Submission Status: Open until 31 January 2026 
 Submit to our Collection guest edited by Dr Amal Khanolkar.
Advances in malaria control and elimination 
 Submission Status: Open until 6 February 2026 
 Submit to our Collection guest edited by Dr Adrienne Epstein and Dr Julie-Anne Tangena.
Food security, nutrition, and dietary trends 
 Submission Status: Open until 28 February 2026 
 Submit to our Collection guest edited by Dr Daniel Ibsen.
Sexual health education 
 Submission Status: Open until 3 March 2026 
 Submit to our Collection guest edited by Dr Bernadette Hensen, Dr Cecilia Milford, and Dr Mwelwa Phiri.