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

Take Action to prevent energy efficiency rollbacks

Utility costs are rising across the country; we can’t afford to gut efficiency policies. Tell Congress to oppose these rollbacks.

Read More about Take Action to prevent energy efficiency rollbacks

Take Action: Health Professionals Oppose Resumption of Nuclear Explosive Testing

Policymakers must hear that the medical and public-health community will not stand by while the U.S. abandons its leadership on the global norm against nuclear testing.

Read More about Take Action: Health Professionals Oppose Resumption of Nuclear Explosive Testing

Reflecting on the government shutdown

This shutdown didn’t happen in a vacuum. The consolidation of power exhibited by the Trump Administration since January can and should be viewed as a sort of “rolling shutdown.”

Read More about Reflecting on the government shutdown

New Report Underscores How Fossil Fuels Impact Every System of the Body

Authored by leading health experts, this new report from PSR shows widespread health impact of extracting, transporting and burning fossil fuels.

Read More about New Report Underscores How Fossil Fuels Impact Every System of the Body

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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

Dec 6

2025

5-8pm · Ikeda Center · Cambridge, MA

Greater Boston Physicians for Social Responsibility (GBPSR) and International Physicians for the Prevention of Nuclear War (IPPNW) present an evening honoring Dr. Jennifer Leaning, with performances by Longwood Symphony Quartet.

8th Annual Global Health and Peace Awards

December 6 @ 5:00 pm - 8:00 pm EST
396 Harvard Street
Cambridge, MA 02138 United States

Greater Boston Physicians for Social Responsibility (GBPSR) and International Physicians for the Prevention of Nuclear War (IPPNW) present an evening honoring Dr. Jennifer Leaning, with performances by Longwood Symphony Quartet.

A House of Dynamite Discussion

December 9 @ 7:30 pm CST

Co-sponsored by Texas PSR & Back from the Brink. There will be brief opening remarks from a special guest, followed by small group breakout rooms to allow for reflection. Optional prompts will be provided. We will all come back together to discuss themes, and how we move forward/take action in our communities.

Warn Your Neighbor About Methane Community Event

December 10 @ 5:00 pm - 6:00 pm PST

Join Oregon PSR and Building Resilience for an educational community event on Wednesday, December 10th, to learn more about methane’s impacts on our homes and neighborhoods.

Featured Resources

Fueling Sickness

Fueling Sickness: The Hidden Health Costs of Fossil Fuel Pollution

A collaborative report on the direct health impacts of fossil fuel pollution across every system of the body and every stage of fossil fuel use.

Testimony

Dr. Ankush Bansal’s Testimony Defending EPA’s Endangerment Finding

Testimony from PSR’s Board President-Elect and President of Florida PSR, Dr. Ankush Bansal, on why he recommends EPA keep the Endangerment Finding in place.

Protecting Health From Extreme Heat

Protecting Health from Extreme Heat: State Leadership in Action

This timely discussion with health leaders and policymakers addresses how states can lead the way in protecting communities from extreme heat.

Oil & Gas Chemicals Still Secret In Colorado

Oil & Gas Chemicals Still Secret in Colorado

PSR Colorado, Sierra Club Colorado, PSR National and FrackTracker detail how oil and gas companies in the state pumped millions of pounds of secret chemicals into the ground without making legally mandated disclosures. 

Get Involved

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