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.

1,800

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.

5

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

Budget Reconciliation: Where things stand and how you can help

You may have heard of the “Big Beautiful Bill” making its way through Congress right now, but for our climate and health, this bill is anything but. With a House floor vote on budget reconciliation expected as early as this week, we must work to stop this bill in its tracks.

Read More about Budget Reconciliation: Where things stand and how you can help

Tell Congress to Support a Safer Future and Back H. Res. 317 to End the Threat of Nuclear Weapons

Let your member of Congress know you support H. Res. 317 and a future free from the threat of nuclear weapons. Urge them to co-sponsor this vital resolution today.

Read More about Tell Congress to Support a Safer Future and Back H. Res. 317 to End the Threat of Nuclear Weapons

Trump’s 2026 Budget Request Will Harm Health of Americans

The President’s Fiscal Year 2026 Budget Request is an assault on health and equity. Many of these cuts are blatant attacks that target the most vulnerable among us, namely people of color, low income individuals, the LGBTQ+ community, and undocumented immigrants. 

Read More about Trump’s 2026 Budget Request Will Harm Health of Americans

Month of Action Roundup

Throughout the month of April, PSR has shared opportunities for our members to speak out for peace, justice, a healthy climate, and a healthy democracy.

Read More about Month of Action Roundup

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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.

Upcoming Events

Oct 2-5

2025

Dejima Messe, Nagasaki, Japan

Join PSR and IPPNW to mark the 80th anniversary of the atomic bombings of Hiroshima and Nagasaki. This will be an opportunity to reflect on the devastating consequences of nuclear weapons and to recommit to disarmament.

Make Polluters Pay

May 27 @ 4:00 pm PDT
1315 10th Street
Sacramento, CA 95814 United States

California is poised to finally hold polluters accountable for the billions of dollars of damages and harms they have caused for decades. Join San Francisco Bay PSR for this historic and inspiring rally.

Bittersweet Muck Showing

May 31 @ 2:00 pm - 4:30 pm EDT
411 Clematis St
West Palm Beach, FL 33401 United States

Special screening of the Emmy-nominated documentary Bittersweet Muck, followed by an expert Q & A panel featuring PSR Florida’s Dr. Ankush Bansal.

Greater Boston PSR’s June Monthly Meeting

June 2 @ 7:00 pm EDT

Greater Boston PSR’s June Monthly Meeting – Open to All.

Featured Resources

Ai And Nuclear Weapons

The Future at Stake: AI and Nuclear Weapons

Panel webinar exploring how artificial intelligence impacts nuclear weapons systems, security, and dialogues.

100 Days 100 Harms

100 Days, 100 Harms: A Briefing for Health Experts

This informative briefing features speakers Congresswoman Maxine Dexter, MD (OR-3); Mark Vossler, MD, Cardiologist and PSR President; and Georges C. Benjamin, MD, MACP, Executive Director, American Public Health Association.

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How to Connect with Your Members of Congress

PSR’s guide to finding and contacting your members of Congress.

Testimony

Comments on CEQ Removal of NEPA Implementing Regulations

Comments opposing a rule that would repeal the White House Council on Environmental Quality’s National Environmental Policy Act implementing regulations. This rule would remove long-standing principles of public participation, transparency, and equity.

Get Involved

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