We Must Prevent

What We Cannot Cure

Guided by the values and expertise of medicine and public health, we work to protect human life from the gravest threats to health and survival.


nuclear weapons are on high alert

Nuclear Weapons Abolition

PSR's Nuclear Weapons Abolition Program amplifies the health professional voice to increase and broaden grassroots support for nuclear weapons abolition.


years left to avert the worst effects of climate change, according to the IPCC

Environment & Health

PSR's Environment and Health Program amplifies the voices of health professionals to advocate for strong action to avert catastrophic climate change and promote clean, healthy, safe energy.

Recent News

Thousands of pounds of “forever chemicals” have been injected into Texas oil and gas wells, study finds

Article in the Texas Tribune citing PSR’s Fracking with Forever Chemicals in Texas report.

Read More

A Fond Farewell

My final day as PSR’s Executive Director was March 24th. In a few weeks I will begin a new professional chapter, as President and CEO of Clean Water Action and the Clean Water Fund. 

Read More

PSR’s new project: Centering our humanity in the nuclear weapons abolition movement

PSR has joined up with other anti-nuclear and anti-racist organizations and experts for a new project called Notes from the Edge of Society that seeks to center the full spectrum of human impacts that nuclear weapons cause.

Read More

PSR Arizona Fights Fossil Fuels

PSR Arizona continues its long history of fighting fossil fuels with their work to prevent the expansion of Southwest Gas as a utility.

Read More

Receive Latest News

We Need Your Help

PSR advocates on the issues you care about by addressing the dangers that threaten communities, using our medical and public health expertise to prevent nuclear war and proliferation, reverse our trajectory towards climate change, protect the public from the harms of fracking and expand clean, renewable energy.

Featured Report

First Year of the Russian War in Ukraine: Humanitarian Impacts

PSR report compiling the humanitarian impacts that the Russian War has had this past year in Ukraine.


Apr 26-30


The next IPPNW World Congress will take place in Mombasa, Kenya, April 26-30, 2023.

Southeastern Pennsylvania Town Hall

March 29 @ 7:00 pm - 9:00 pm EDT
301 Pottstown Pike
Chester Springs, PA 19425 United States

PSR Pennsylvania and Watchdogs of Southeastern Pennsylvania (WASEPA) are hosting a town hall in Chester County on environmental health issues specifically affecting Southeastern Pennsylvanians.

GBPSR Monthly Meeting

April 3 @ 7:00 pm EDT

Greater Boston PSR Monthly Meeting — open to all.

Cutting through the Chatter: Gender Matters in the Atomic Age

April 3 @ 7:00 pm EDT

Mary Olson, founder and director of the Gender and Radiation Impact Project (GRIP), will speak on progress on nuclear weapons abolition and her work highlighting disparate impacts on female A-bomb survivors.

Get Involved

PSR has local chapters throughout the United States. Find your local chapter to see how you can help your community.