Welcome to the Public Health Agency

woman in glasses world aids day campaign

World AIDS Day: prevention key to stopping spread

Ahead of World AIDS Day on 1 December, the Public Health Agency (PHA) is highlighting the vital role that simple actions play in helping to prevent the spread of HIV.

About the Public Health Agency

The Public Health Agency (PHA) is a dynamic, multi-disciplinary organisation dedicated to improving and protecting the health of the population. As part of the health and social care family, we work closely with the Strategic Planning and Performance Group (SPPG) of the Department of Health (DoH), local Health Trusts (HSC Trusts), the Business Services Organisation (BSO) and the Patient Client Council (PCC), and other partners to drive meaningful change across Northern Ireland. 

Guided by our vision of a healthier Northern Ireland, our purpose is to protect and improve the health and social wellbeing of our population.  We are committed to reducing health inequalities through leadership, partnership, and evidence-based practice.

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Latest publications

  • Factsheet: Legionnaires’ disease

    28 November 2025

    This factsheet discusses Legionnaires’ disease, an infection that can cause pneumonia. You can get this infection by inhaling droplets from contaminated water sources like air conditioning or hot tubs...

  • How are you feeling? (leaflet)

    28 November 2025

    This leaflet highlights the importance of looking after your mental health and encourages people to take the five steps to wellbeing.

     

  • PHA Update

    27 November 2025

    Read the latest issue of the PHA Update. The PHA Update serves as a regular communication channel, sharing news, progress reports, upcoming campaigns and initiatives, and developments across public...

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Featured content

  • The Public Health Agency (PHA) has developed a draft Partnership and Engagement Strategy for the period 2025-2030, setting out the strategic direction for Experience and Involvement for the next five years. 

  • The PHA has integrated influenza, respiratory syncytial virus (RSV) and COVID-19 reporting into a weekly report to provide a single overview of the epidemiology of these infections in Northern Ireland, along with the number of respiratory care home outbreaks, hospital admissions and occupancy, and deaths.

  • The HPSA report provides an overview of selected surveillance metrics in the form of a situational awareness summary. Horizon scanning provides information on emerging situations that can impact public health including local, national and global events.

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