A new report from researchers at the Yale School of Public Health warns that the U.S. government’s abrupt cancellation of funding for mRNA vaccine research could have devastating health and economic consequences for the nation.

Honored for her role in developing and evaluating the breakthrough HIV prevention drug lenacapavir, Dr. Moupali Das shared her journey into HIV research. ⬇️ https://ysph.yale.edu/news-article/blazing-a-new-path-for-hiv-prevention-a-discussion-with-dr-moupali-das/

For the ones who whisper sweet nothings like “tidyverse,” “ggplot,” and “logistic regression.” Six weeks at Yale. Big data. Bigger impact. Applications for the Big Data Summer Immersion at Yale are open → BDSY.org All undergrads are eligible to apply. #DataScience #UndergraduateResearch

We placed a microphone at our winter celebration with a sign that said, “What brings you hope in public health?” Here’s what Yale School of Public Health students, faculty, staff, and community partners had to say. We wish you all a happy, healthy, and hopeful holiday season 💙

'Tis the season for all of the viruses. RSV and flu are showing substantial activity in much of the country, and COVID is starting to increase again after hitting a low this fall. Here's what you need to know about respiratory virus trends before holiday travel ⬇️ Check out PopHIVE.org for more.

"Hope and facts are difficult to provide in the face of a tragedy so recent and so close to home. But if I have learned anything from my work, it is that hope is created through small, persistent action." Dean @meganranney.bsky.social writes on grief and action in an Atlantic op-ed.

Sending love and support to our friends at Brown, in Australia, in Connecticut, and across the world who are grieving this week.

Dean @meganranney.bsky.social joined CNN the day after mass shootings at Brown University and Bondi Beach to discuss the long-term mental and physical health impact of these events. Dean Ranney is an emergency physician and firearm injury prevention researcher and spent 20 years at Brown.

We are having the wrong debate, says Zack Cooper of @yalesph.bsky.social We need to talk about not *just* subsidies, but more importantly WHY & HOW American healthcare is so expensive. And he has a list of things we could do today … Gift link: www.nytimes.com/2025/12/10/o...

Jessica Federer, MPH ’08, founded the Women’s Health Fund to spur investment in medical innovations that would improve women’s health. ⬇️ https://ysph.yale.edu/about-school-of-public-health/communications-public-relations/publications/public-health-magazine/article/investing-in-womens-health/

Learn about eight YSPH students who engaged in public health practice opportunities that linked science and society across the globe ⬇️ Read now at https://ysph.yale.edu/about-school-of-public-health/communications-public-relations/publications/public-health-magazine/article/globe-trotters/

Yale’s part-time Executive MPH is designed for working professionals, with live online courses in the evenings and three in-person trainings on Yale’s campus. Apply by January 15. Learn more at sph.yale.edu/emph

Learn about the “magic” behind YSPH’s social media success ⬇️ https://ysph.yale.edu/about-school-of-public-health/communications-public-relations/publications/public-health-magazine/article/5-tips-for-creating-social-media-magic/

Professors share how YSPH is leaning in to offer more opportunities for students to learn public health communications skills. ⬇️ https://ysph.yale.edu/about-school-of-public-health/communications-public-relations/publications/public-health-magazine/article/how-to-talk-about-public-health/

"Rising health care spending is killing the American dream." In a @nytimes.com opinion essay today, Prof. Zack Cooper argues that while extending Affordable Care Act subsidies will buy us time, doing so wouldn’t fix the underlying problem: surging health care spending.

In our latest edition of Science & Society Magazine, learn how YSPH is approaching the public health communications crisis, how the Executive MPH program is training mid-career students to be public health leaders, a scholar’s journey at Yale, and more. Read now at sph.yale.edu/dec2025magazine

An outstanding job here @yalesph.bsky.social with @jacobwswallace.bsky.social ! 🧪🩺🛟📈

We are happy to share that Yale will soon introduce a replacement loan option for student borrowers whose federal loan eligibility has been affected by recent changes. This new program will offer comparable, if not more competitive, loan terms compared to previous Grad PLUS loans. 1/2

“Teaching at Yale” was never really on my radar for the future — but wow, it has been super fun to work with the amazing teams @yalesph.bsky.social and prepare a class for the master’s students I’ll be teaching next semester on “What I Wish I Had Known"

✅ Reminder of why babies need the hepatitis B vaccine ⬇️ ✅ New JAMA Viewpoint on the risks of reversing the recommendation for universal hepatitis B vaccination at birth ➡️ jamanetwork.com/journals/jam...

SNAP, best known for helping low-income Americans afford groceries, may also help protect against COVID-19 and other chronic illnesses, according to a new study. Read more: m.yale.edu/ddbs

"As a public health student... I’ve heard the same message in almost every class: progress isn’t real progress unless everyone moves forward. On World AIDS Day, I’m reminded of how far that ideal is from reality." - Nikki Tehrani, MPH '27, in a CT Mirror opinion piece

Well after the pandemic emergency was declared over, COVID-19 continued to cause about the same number of monthly work absences year-round as occurred during peak influenza months. https://ysph.yale.edu/news-article/post-pandemic-covid-19-linked-with-high-numbers-of-workforce-absences-and-exits/

World AIDS Day is observed annually on December 1. Our Center for Interdisciplinary Research on AIDS (CIRA) compiled a list of events in Connecticut and virtually to commemorate this important day: cira.yale.edu/news/world-aids-day-2025-0

Oh, and one more thing we’re grateful for: you. Wishing you all a safe, healthy, and happy holiday. Special thanks to all in our YSPH community who joined us last week in writing notes of appreciation to folks working to transform health outcomes across our community, our nation, and the world.

Today is Public Health Thank You Day. To everyone in public health who does not hear this nearly enough: thank you. We admire your unwavering support for transforming health outcomes across our communities, our nation, and the world. We see you, and we thank you — today and every day. #PHTYD

Executive MPH student Gregory Jackson, MPH '27, is developing a public health approach to gun violence: m.yale.edu/dcjx Feeling inspired to level up your career in public health? Applications for our Executive MPH are open until January 15.

YSPH alumna Anumita Bajpai, MPH ’20 (Epidemiology of Microbial Diseases), is applying laboratory skills to improve global health. Read more about Bajpai and her public health career journey: m.yale.edu/dcxd

Record-breaking heat and severe cold spells are having a significant impact on health and mortality in the United States, say researchers at the Yale School of Public Health. https://ysph.yale.edu/news-article/warming-us-climate-linked-to-rising-deaths-from-heat/

We have a special new member of our campus community: a bright yellow sunscreen dispenser. Read more: m.yale.edu/dczn

Our new PopHIVE platform is on a mission to democratize data. Yale School of Public Health's Anne Zink, Daniel Weinberger, and Megan Ranney MD MPH talked to MedPage Today about just how we're doing that ⬇️ https://www.medpagetoday.com/publichealthpolicy/publichealth/118459

Curious about the differences between our MS and MPH degrees? Read all about them ➡️ m.yale.edu/mbc7 Application deadlines: 🗓️ MS & PhD - Dec 1 🗓️ MPH - Dec 15 🗓️ Executive MPH - Jan 15

Join us in shaping the future of public health for generations to come. Explore our unique degree options at ysph.yale.edu/school-of-pu... Application deadlines: 🗓️ MS & PhD - Dec 1 🗓️ MPH - Dec 15 🗓️ Executive MPH - Jan 15

Executive MPH student Priya Khimani, MPH '26, hopes to use her degree to drive equitable change, empowered and enabled by technology and innovation. Read her story: m.yale.edu/dchp Feeling inspired to level up your career in public health? Our Executive MPH applications are open until January 15.

Most adults cannot pause their career and relocate their family to pursue a two-year degree. Our Executive MPH program combines in-person, intensive classes with online evening courses in a cohort-based program designed for working professionals. Read more (and apply by January 15) ⬇️

Expanding access to weight-loss meds could prevent 40,000+ deaths a year, according to a 2024 study led by researchers at YSPH & the University of Florida. The study has been cited regarding new policies aimed at lowering the price of these drugs. https://ow.ly/QxfB50Xq2Ya

Passionate about public health? Deciding your next steps? Want to learn more about our degree programs? Join us for an upcoming admissions event: ysph.yale.edu/admissions-f... We hope to see you there!

What's the latest in respiratory virus trends? Our PopHIVE team outlines what data sources like Epic Cosmos, Google searches, and Delphi are telling us ➡️ pophive.substack.com/p/whats-the-... Explore the data yourself with the PopHIVE respiratory disease dashboard ➡️ www.pophive.org/respiratory-...

At #APHA2025? Visit us at Booth #543 today and tomorrow, 9am-4pm! And be sure to check out all YSPH participation: sph.yale.edu/apha Photo courtesy of MPH alum and current PhD student Nimisha Srikanth, MPH ’25. @apha.org

Yale School of Public Health PhD student Melody Owen hopes to use implementation science to improve animal welfare. Here is her story. 1/2

At @apha.org? Come check out popHIVE at the @yalesph.bsky.social booth #543 and share with us what you want in a world of data!!!

At a loss because the government shutdown means you can’t see what’s happening with health trends? Fear not — www.popHIVE.org is here! Jump in, play around, and take a look for yourself — and learn more on our recent post. substack.com/@annezinkmd/...

Worried your olive oil isn’t real? A new study finds the top brands on U.S. shelves are pure — so you can enjoy the health benefits without second-guessing your bottle. ⬇️ https://www.forbes.com/sites/jesscording/2025/10/16/finally-clarity-on-olive-oil-whats-real-whats-not/

Our Yale Center for Methods in Implementation and Prevention Science is a global leader in the rapidly expanding discipline of implementation science. We’re advancing public health by creating new methods to implement evidence-based interventions in clinical and community settings. 1/2

Without any new cures, we could prevent and mitigate 80% or more of the world's health problems. That's where implementation science — a field of study that turns research into real-world impact — comes in. 1/2

The India Philanthropy Forum 2025 brought together leaders, philanthropists, and innovators to explore how data, technology, and intentional giving can drive large-scale social impact. Read more ⬇️ https://ysph.yale.edu/news-article/india-philanthropy-forum-2025-building-data-shaping-intention/ 

The number of intravenous (IV) hydration spas has grown over the past decade. Prof. Howard Forman began researching them after a family visited an IV hydration spa — and what he discovered concerned him. ⬇️ https://news.yale.edu/2025/10/21/iv-hydration-spas-lack-adequate-oversight-study-finds

Join us in shaping the future of health care, information technology, and data science. Applications for our MS in Health Informatics are open until December 1. GRE is not required. Learn more & apply now: m.yale.edu/4pz7 @telementalhlth.bsky.social

The federal government shutdown has brought respiratory virus surveillance to a halt at the national level. Dr. Anne Zink and colleagues have launched PopHIVE to help fill the information gap. ⬇️ https://www.cnn.com/2025/10/22/health/disease-surveillance-government-shutdown