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Early interventions provide academic benefits for children with developmental delays or disabilities

Children who received Early Intervention (EI) services before age 3 were more likely to meet third-grade academic standards in math and English language arts (ELA), according to a new study by researchers at Columbia University Mailman School of Public Health and the New York City Health Department. The findings are published in JAMA Network Open.

2 Mar 2026

Study finds sharp drop in benzodiazepine use among older adults

Benzodiazepine treatment declined among U.S. adults between 2018 and 2022, with the steepest drop among adults ages 56 and older, according to a new study by researchers at the Columbia University Mailman School of Public Health and Columbia University Irving Medical Center.

25 Feb 2026

ARPA-H-funded PROSPR program focuses on the biological hallmarks of aging

Columbia University Mailman School of Public Health has received an award as part of the PROactive Solutions for Prolonging Resilience (PROSPR) program within the Advanced Research Projects Agency for Health (ARPA-H) to accelerate research on the biological hallmarks of aging.

24 Feb 2026

Study links team creativity to lower clinician burnout

A new study from the Columbia University Mailman School of Public Health identifies team creativity as a powerful, measurable driver of well-being and effectiveness in primary care.

23 Feb 2026

Universal famine thresholds may mask unfolding starvation

Recent global crises have exposed the limits of a universal mortality threshold for declaring famine-an approach that can obscure how famine actually unfolds across different populations.

13 Feb 2026

Weak governance hinders One Health outbreak response in Africa

Across Africa, One Health is endorsed at the top but often breaks down where outbreaks start, writes Albert Ansah.

5 Feb 2026

Community water fluoridation not associated with changes in birth weight

A new study from Columbia University Mailman School of Public Health finds that community water fluoridation (CWF) is not associated with significant changes in birth weight-a widely accepted indicator of infant health and a predictor of later-life outcomes.

20 Jan 2026

Study connects adolescent exercise with breast cancer risk biomarkers

Recreational physical activity may be associated with breast tissue composition and biomarkers of stress in adolescent girls, according to a new study from Columbia University Mailman School of Public Health and the Herbert Irving Comprehensive Cancer Center (HICCC).

16 Jan 2026

Expanded HIV treatment dramatically reduced orphanhood rates in Uganda

The scale-up of HIV treatment and prevention programs has led to remarkable declines in orphanhood rates in Rakai, Uganda, according to a new study at Columbia University Mailman School of Public Health.

7 Jan 2026

Simple reminder emails increase clinicians' use of database for safe opioid prescribing

A new randomized clinical trial finds that simple reminder emails substantially increase clinicians' use of a database that supports safe prescribing of opioids and other drugs, even though opioid prescribing patterns themselves did not meaningfully change during the study period.

30 Dec 2025

Air pollution and immune changes could trigger autoimmune conditions

A new study has linked air pollution exposure and immune-system changes that often precede the onset of autoimmune diseases.

15 Dec 2025

Rising nighttime heat is linked to shorter and more disrupted sleep

Higher nighttime temperatures are linked to shorter sleep times and lower sleep quality, especially for people with chronic health conditions, lower socioeconomic status, or those living on the West Coast, according to a new USC study.

4 Dec 2025

Arsenic reduction in drinking water associated with lower risk of death from chronic illnesses

A new 20-year study of nearly 11,000 adults in Bangladesh found that lowering arsenic levels in drinking water was associated with up to a 50 percent lower risk of death from heart disease, cancer and other chronic illnesses, compared with continued exposure.

17 Nov 2025

Long-term poverty and rising unsecured debt may increase risk of premature mortality

Adults who experience poverty-level family income-whether sustained or intermittent-over two decades spanning young to mid-adulthood face a significantly higher risk of dying prematurely than those who are never in poverty, according to new research led by Columbia University Mailman School of Public Health.

10 Nov 2025

Climate change and conflict combine to deepen global health crises

The combined impact of climate change and conflict "can produce synergistic effects, leading to more severe and complex outcomes," warn experts in The BMJ's climate issue today.

5 Nov 2025

Study finds possible molecular connection between air pollution and Lewy body dementia risk

A team of researchers found there is a possible molecular connection between air pollution and an increased risk of developing Lewy body dementia.

4 Sep 2025

Columbia study urges federal recognition of public health nurses

After 140 years of vital, often invisible service, public health nurses (PHNs) deserve formal recognition as a distinct occupation, says a new study from Columbia University Mailman School of Public Health.

27 Aug 2025

Uranium isotope in urine identified as early warning sign of kidney damage

A new study by researchers at Columbia University Mailman School of Public Health identified that uranium's isotopic composition can be used as a biomarker to noninvasively measure accumulation of uranium in the kidneys.

22 Jul 2025

Inflammaging may be a lifestyle phenomenon rather than a universal aging trait

Inflammation, long considered a hallmark of aging, may not be a universal human experience, according to a new study from Columbia University Mailman School of Public Health.

1 Jul 2025

Low levels of arsenic in public water linked to adverse birth outcomes

Babies born to mothers potentially exposed to low levels of arsenic in public drinking water-even at levels below the federal safety standard-were more likely to be born preterm, with lower birthweight, or be smaller than expected, according to a study at Columbia University Mailman School of Public Health and funded by the National Institutes of Health's Environmental influences on Child Health Outcomes (ECHO) Program.

16 Jun 2025