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Juan C. Celedón, MD, DrPH @juancceledonmd.bsky.social · 05/10/2026

In @atsblueeditor.bsky.social, we assess evidence for a causal link between depression+ asthma; consider mechanisms; and discuss implications+ future work. doi: 10.1093/ajrccm/aamag303 @atscommunity.bsky.social @news.upmc.com @hsph.harvard.edu @brighamandwomens.bsky.social @brownpvd.bsky.social

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Juan C. Celedón, MD, DrPH @juancceledonmd.bsky.social · 21/09/2026

Proud of having our Division of Pulmonary Medicine at @upmc.com Children's Hospital of Pittsburgh ranked #4 by @usnews.com, a recognition of the outstanding work that our faculty+ staff do in research, education+ training, and caring for children with respiratory diseases. @atscommunity.bsky.social

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Juan C. Celedón, MD, DrPH @juancceledonmd.bsky.social · 13/08/2026

Please consider making a donation to help the victims of the 7.4 earthquake in my homeland, #Colombia. By scanning the QR code below, you’ll get instructions in English or Spanish, and you’ll be donating to the #ColombianRedCross. Thank you! @atscommunity.bsky.social @upmc.com @hsph.harvard.edu

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Reposted by Juan C. Celedón, MD, DrPH

KaminskiMed @kaminskimed.bsky.social · 28/06/2026

From our fellowship director: you may have faculty or trainees with ties to Venezuela, here’s an opportunity to show solidarity: Donate to the Venezuelan American Medical Association (VAMA) earthquake relief fund #HelpVAMA nam12.safelinks.protection.outlook.com?url=https%3A...

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Juan C. Celedón, MD, DrPH @juancceledonmd.bsky.social · 12/03/2026

Youths with obesity+ asthma are difficult to treat. In a paper in Am J Respir Crit Care Medicine, Adkins et al analyze nasal epith transcriptomic data+ show that overweight youth are >likely to have T17-high+T2-low/T17-low asthma than T2-high asthma. @atscommunity.bsky.social 10.1093/ajrccm/aamaf131

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Juan C. Celedón, MD, DrPH @juancceledonmd.bsky.social · 31/12/2025

Happy New Year from New Zealand (country #86)! From Rotorua to Christchurch’s Botanic Gardens, a beautiful+ diverse nation with great food+a wonderful protected environment. After a tough year at home, seeing people get along offers hope for a better future in love+ unity. @atscommunity.bsky.social

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Juan C. Celedón, MD, DrPH @juancceledonmd.bsky.social · 30/09/2025

300 million people have asthma. A joy co-authoring this @lancetrespirmed.bsky.social MS: Genetic+ environmental risk factors for asthma: towards prevention, led by G Koppelman+G Bruselle with @erikmelen.bsky.social+ M Pino as co-authors @atscommunity.bsky.social authors.elsevier.com/c/1ls9A7tFB1...

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Juan C. Celedón, MD, DrPH @juancceledonmd.bsky.social · 24/08/2025

...with $800 million cuts to "EDI" research used as an example. Yet such "savings" would be enormously costly while eroding the right of all human beings to live healthy lives. I hope that our leaders will do what’s right for our nation’s sake. @ats-assemblies.bsky.social #SupportNIH #ResearchForAll

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Juan C. Celedón, MD, DrPH @juancceledonmd.bsky.social · 24/08/2025

Disease strikes all, regardless of wealth, appearance or political beliefs. This has led to bipartisan support for the NIH+ other agencies (e.g. CDC/EPA) whose work has led to preventing+ treating previously fatal diseases. The current argument for cutting funding is that it will save money...

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Juan C. Celedón, MD, DrPH @juancceledonmd.bsky.social · 24/08/2025

...universities got $1.85 billion in NIH funding, creating ~26,000 jobs and supporting $5.8 billion in economic activity, while PA universities received $2.2 billion in NIH funding, creating ~22,000 jobs and supporting $5.2 billion dollars. Indeed, $1 spent for NIH funding generates $2.50.

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Juan C. Celedón, MD, DrPH @juancceledonmd.bsky.social · 24/08/2025

...and goes undetected because that group is not being surveilled, all are affected before public health measures can take effect, posing suffering+ great costs. All the above do not account for the impact of funding from agencies such as the NIH on the economy of all states. In 2023, Texas..

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Juan C. Celedón, MD, DrPH @juancceledonmd.bsky.social · 24/08/2025

...impedes identification of preventable risk factors+ development of treatments that benefit all+ generate major savings for healthcare systems+ the nation. This is true for acute (e.g. epidemics)+ chronic (e.g. dementia, cancer) diseases. If a new viral infection starts in a vulnerable group...

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Juan C. Celedón, MD, DrPH @juancceledonmd.bsky.social · 24/08/2025

Health disparities pose massive costs. Eliminating health disparities for minorities would have reduced direct medical costs and indirect costs (due to illness+ premature death) in the US by >$1.2 trillion dollars during 2003–2006. Exclusion of some groups from research studies+ clinical trials...

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Juan C. Celedón, MD, DrPH @juancceledonmd.bsky.social · 24/08/2025

...Native Americans. As other examples, asthma, COPD, CF and lung cancer are more common/more likely to lead to death/disability in some groups due to environment (e.g. pollution), >susceptibility (e.g. smoking in women) and lack of group-effective medications (e.g. for CF) or healthcare access.

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Juan C. Celedón, MD, DrPH @juancceledonmd.bsky.social · 24/08/2025

Does cutting funding for health disparities research save money? Health disparities affect people facing barriers to health due to their race/ethnicity; SES; gender; or other traits linked to discrimination. COVID-19 caused more deaths in the poor+ Blacks+ Latinos... @atscommunity.bsky.social

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Juan C. Celedón, MD, DrPH @juancceledonmd.bsky.social · 07/07/2025

On July 4th, I reflected on my journey+ what makes this country great: generosity, a constant desire to innovate, and providing opportunities for all. This is truly worth advocating+ fighting for. For our sake and our children, we must. @brownpvd.bsky.social #BrighamWomen's #ResearchHealthCareXAll

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Juan C. Celedón, MD, DrPH @juancceledonmd.bsky.social · 07/07/2025

...we love this great nation. Every country has the right to protect its borders+ deport those disrespectful of the law. Yet what is happening now-separating families and mistreating people who've long lived here- evokes images of the worst moments of the history of this nation+ humankind. #Medicine

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Juan C. Celedón, MD, DrPH @juancceledonmd.bsky.social · 07/07/2025

...was lucky to serve at the Erie VA Med Ctr, where there had been no pulmonologist for 10 yrs. Not unlike migrant farm+ construction workers, cooks and other migrants doing challenging jobs, IMGs (mostly immigrant physicians) often care for patients in locations deemed "undesirable". Like them...

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Juan C. Celedón, MD, DrPH @juancceledonmd.bsky.social · 07/07/2025

Of 60 residents in Internal Medicine, 59 of us were International Medical Graduates (IMGs), all immigrants. I remain affected by the suffering I witnessed there, which I've tried to address -however minimally- through my work. After residency/fellowship, I again sent >400 application letters and..

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Juan C. Celedón, MD, DrPH @juancceledonmd.bsky.social · 07/07/2025

...where there would be better opportunities for research career than in my homeland (Colombia). After >400 application letters, I did my internship at Lincoln Hospital in the Bronx, where I cared for human beings (not "inner-city rats") at the bottom of the economic ladder during the AIDS epidemic.

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Juan C. Celedón, MD, DrPH @juancceledonmd.bsky.social · 07/07/2025

...searching for a better future. Most lack resources to pay the legal fees required to pursue permanent residency, yet nearly all have that most intangible quality: hunger to improve their lot and contribute to society. As a young man, I dreamed of a career as a physician scientist in the U.S...

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Juan C. Celedón, MD, DrPH @juancceledonmd.bsky.social · 07/07/2025

Yet facts do not support this. As in prior data, most recently arrested immigrants have no criminal records+ paid taxes. In 2023, undocumented immigrants paid ~$90 billion in total taxes. Like millions in the past, most came to the US fleeing poverty or prosecution, or... #NationOfImmigrants

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Juan C. Celedón, MD, DrPH @juancceledonmd.bsky.social · 07/07/2025

...while cutting funds for education, science, and healthcare for those most vulnerable: children, the elderly and veterans)+ people with disabilities. The narrative justifying all this is dehumanizing: rapists, criminals, "inner-city rats"+ "lazy people" are not worth helping. @hsph.harvard.edu

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Juan C. Celedón, MD, DrPH @juancceledonmd.bsky.social · 07/07/2025

On immigrants: "Of all the preposterous assumptions of humanity over humanity, nothing exceeds most criticisms made on the habits of the poor by the well-housed, well-warmed, and well-fed". H. Melville. New legislation will allow mass "hunts" for undocumented migrants...@atscommunity.bsky.social

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Juan C. Celedón, MD, DrPH @juancceledonmd.bsky.social · 27/06/2025

These findings expand on our prior results for T2-high asthma using blood markers, while those for T17-high asthma further suggest that ETV may affect asthma through neutrophilia and reduced corticosteroid response. @upmc.com @atscommunity.bsky.social @ats-assemblies.bsky.social #StopGunViolence

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Juan C. Celedón, MD, DrPH @juancceledonmd.bsky.social · 27/06/2025

Is violence exposure (ETV) associated with specific asthma endotypes? In an @annalsats.bsky.social paper, K Gaietto et al used nasal epithelial transcriptomics (2025 @jama.com) to show that ETV/gun violence are linked to T2- and T17-high asthma in Puerto Ricans. doi: 10.1513/AnnalsATS.202502-151OC

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Juan C. Celedón, MD, DrPH @juancceledonmd.bsky.social · 09/06/2025

T2-low asthma (T2LA) is often thought rare in kids. In 4,284 U.S. youths, Dr. Han shows that, cons. with prior findings (JAMA 2025), T2LA prev. (by eos+ FeNO) is 46-60%. Older age, female sex, overweight+ SHS were linked to T2LA. doi: 10.1016/j.jaip.2025.04.040 @upmc.com @atscommunity.bsky.social

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Reposted by Juan C. Celedón, MD, DrPH

American Thoracic Society (ATS) @atscommunity.bsky.social · 01/06/2025

Today is #WorldNoTobaccoDay! The American Thoracic Society and its FIRS partners, support the World Health Organization’s (WHO) efforts to expose and condemn the tobacco industry’s harmful tactics—many of which are aimed at young people. Learn more: site.thoracic.org/stop-tobacco...

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Reposted by Juan C. Celedón, MD, DrPH

ATS Assemblies @ats-assemblies.bsky.social · 26/05/2025

This #MemorialDay, we honor the brave individuals who gave their lives in service to our country. As we remember their sacrifice, we also recognize the impact of military service on respiratory health—and recommit to advancing care and research for all who serve.

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Juan C. Celedón, MD, DrPH @juancceledonmd.bsky.social · 23/05/2025

...generation. If you do all this, you can be at peace knowing that, when the candle of your life is extinguished, others will ensure that the ideals you hold dear will shine, ever brighter, in an eternal flame." @ats-assemblies.bsky.social @ats-assemblies.bsky.social @atsearlycareer.bsky.social

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Juan C. Celedón, MD, DrPH @juancceledonmd.bsky.social · 23/05/2025

..and will be key in responding to current problems. My final advice to young physicians/scientists: "Find causes greater than yourself and pursue them with unparalleled passion. Surround yourself with people who love you and love them back. Be a lifelong learner and teach and support the next...

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Juan C. Celedón, MD, DrPH @juancceledonmd.bsky.social · 23/05/2025

.. @brownpvd.bsky.social+ Erie Veterans Administration Med. Ctr.+ @brighamandwomens.bsky.social+ @hsph.harvard.edu+ @news.upmc.com+ UPMC Children's Hospital of Pittsburgh+ @upittpress.bsky.social. I then reflected how #Unity was key to responding to the COVID-19 pandemic during my ATS Presidency...

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Juan C. Celedón, MD, DrPH @juancceledonmd.bsky.social · 23/05/2025

..my parents (Enrique Celedon+ Norha Llinas), my wife (Lily)+ daughters (Laura+ Carolina)+ mentors/mentees/collaborators+ NHLBI (x continued funding)+ all institutions I was educated/have worked at: Liceo de Cervantes+ Pontificia Universidad Javeriana+ Lincoln Hospital+ Beth Israel Med. Ctr. NY...

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Juan C. Celedón, MD, DrPH @juancceledonmd.bsky.social · 23/05/2025

Grateful to give the Amberson Lecture at the 2025 @atscommunity.bsky.social IC. After presenting our research on omics, stress+ asthma disparities, I recognized my homeland (#Barranquilla #Colombia) and current home (the U.S.)+ thanked all who made my work possible: ... #ResearchForAll #Asthma

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Juan C. Celedón, MD, DrPH @juancceledonmd.bsky.social · 10/05/2025

Our May Newsletter has updates on our Division at @upmc.com Children's Hosp. of Pittsburgh, incl. presentations at the @atscommunity.bsky.social Int. Conference in San Francisco, May 16-21! Looking forward to learning of new discoveries+ meeting old+ new friends at #ATS2025! #Innovation #Friendship

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Juan C. Celedón, MD, DrPH @juancceledonmd.bsky.social · 06/05/2025

Socioeconomic+ racial/ethnic health disparities in asthma are caused by unequal exposure to environmental risk factors+ worsened by unacceptable inequities in access to healthcare and treatment. All patients with asthma should have access to inhaled treatments! @atscommunity #WorldAsthmaDay2025

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Juan C. Celedón, MD, DrPH @juancceledonmd.bsky.social · 18/04/2025

A lovely visit to RDU as the 2025 Visiting Pulmonary Scholar for UNC+ Duke U. An honor to present our asthma research+ meet great fellows+faculty at their adult/peds pulmonary divisions. Thanks to @meradfor.bsky.social+Drs. Tighe+Doerschuk+Carson+Que for their hospitality. @atscommunity.bsky.social

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Juan C. Celedón, MD, DrPH @juancceledonmd.bsky.social · 14/04/2025

Clinicians caring for Hispanic/Latino adults with asthma should be aware of potential stressors and comorbidities such as depression and anxiety. @ats-aii.bsky.social @ats-eoph.bsky.social @ats-bshsr.bsky.social @upmc.com

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Juan C. Celedón, MD, DrPH @juancceledonmd.bsky.social · 14/04/2025

In 4,759 Latinos, acculturative stress, neighborhood problems+ discrimination were linked to asthma or asthma symptoms, while social cohesion was associated with lower odds of asthma. Depression+ anxiety explained 22%-26% of the cumulative stressors+ asthma symptoms link. @atscommunity.bsky.social

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Juan C. Celedón, MD, DrPH @juancceledonmd.bsky.social · 30/03/2025

Our nation was made great by attracting people from all corners of the world searching for a better future. This is true for me and many others. About half of the scientists at the U.S. NIH are foreign-born persons who contributed to our nation's achievements in science+ medicine. #MedSky #Science

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Juan C. Celedón, MD, DrPH @juancceledonmd.bsky.social · 30/03/2025

...for not loving more ardently". A poignant reminder, as those who forget history are condemned to repeat it. Despite any flaws/failures, people in the U.S. have made great sacrifices for human rights+ freedom around the globe, as we were reminded at the American Cemetery in Luxembourg. #Gratitude

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Juan C. Celedón, MD, DrPH @juancceledonmd.bsky.social · 30/03/2025

On a trip to Trier (oldest German town), we visited the Porta Nigra (a Roman gate)+ the Basilica of Constantine, where a 20th century inscription reads: "Through us infinite wrong was brought to many peoples and countries. We accuse ourselves for not standing up for our values more courageously..."

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Juan C. Celedón, MD, DrPH @juancceledonmd.bsky.social · 30/03/2025

Luxembourg, where the Battle of the Bulge took place+ avenues are named for U.S. Presidents (including FDR). The resting place of George Patton, a great U.S. commander in WWII who never trusted the Soviet government. A shared history+ a reminder of alliances that cannot be erased by empty rhetoric.

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Juan C. Celedón, MD, DrPH @juancceledonmd.bsky.social · 30/03/2025

A brief stop in #Luxembourg, a nation with #HealthCareForAll+ a strong educational system (children learn 4 languages+ are prepared to thrive in a global economy). A place where teachers in public schools are well compensated+ strength is shown by caring for all citizens. @atscommunity.bsky.social

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