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The latest data modeling projections by Columbia University Mailman School of Public Health scientists estimate that, nationally, new COVID-19 cases and deaths will rebound in late May, as states ease stay-at-home orders and social contacts increase. By June 1, one projection scenario gives median estimates of 43,353 cases per day and 1,841 deaths per day in the United States. A second scenario with a greater progressive loosening of restrictions projects median estimates of 63,330 cases per day and 2,443 deaths per day by June 1.

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Research by Columbia University Mailman School of Public Health experts finds that reinfections with endemic coronaviruses are not uncommon, even within a year of prior infection. The study on the four endemic coronaviruses—not including SARS-CoV-2, which causes COVID-19—found that when reinfection occurred, it was not associated with less severe symptoms.

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A new study suggests that for women, poor sleep could contribute to unhealthy food choices, increasing the risk of obesity and heart disease.

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A study conducted by Columbia University School of Nursing shows where a woman lives influences her use of preventive health care more than her income or race/ethnicity or whether she is depressed.

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A compound associated with the smell of death may have potential as a treatment for atherosclerosis and other chronic inflammatory diseases.

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A new study estimates that more than 2 million Americans with heart disease have used marijuana, but the cardiovascular effects of the drug are not fully understood.

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The source of essential tremor—involuntary, rhythmic trembling—has been elusive, but a new study points to abnormal electrical activity in the base of the brain.

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The first National Nursing LGBTQ Health Summit was a first step toward creating a national health action plan to raise awareness of and improve LGBTQ health.

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Women who consumed a diet high in added sugars and refined carbohydrates had a greater risk of developing insomnia, a new study by researchers at Columbia University has found.

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A single infusion of ketamine plus behavioral therapy helped alcohol-dependent individuals reduce their drinking, a new study finds.

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Simulation education has evolved significantly over the years and has become essential to preparing nurses for clinical practice, but sustaining its evolution will require greater evidence of its effectiveness, according to a summary of Columbia University School of Nursing’s 2018 inaugural “Innovations in Simulation Summit,” which appears in the October 2019 issue of Clinical Simulation in Nursing.

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A new study finds that cognitive impairment begins in the earliest stages of age-related hearing loss—when hearing is still considered normal.

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A new study from Columbia University found that a higher level of education protected against cognitive decline in black people with a gene linked to Alzheimer’s disease.

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A new study of nearly 5 million patients shows the most-popular first-line treatment for hypertension is less effective and causes more side effects than thiazide diuretics.

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Columbia University researchers have captured new images of a temperature-sensing molecule in its open, intermediate, and closed states.

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A new study shows that smoking even a few cigarettes a day is harmful to lungs and that former smokers continue to lose lung function at a faster rate than never-smokers for decades after quitting.

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Adrenaline is considered crucial in triggering a “fight or flight” response, but new research shows the response can’t get started without a hormone made in bone.

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Most patients who died or were removed from the kidney transplant waitlist before getting a transplant received multiple offers for a donor kidney.

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Long-term exposure to outdoor air pollutants, especially the pollutant ozone, accelerates the development of emphysema and age-related decline in lung function, even among people who have never smoked, according to a study published in the Journal of the American Medical Association.

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A new drug that penetrates the protective barrier around pancreatic cancers and accumulates in malignant cells may improve current chemotherapy, a study in mice suggests.

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A new study eased fears about the proportion of youths with ADHD taking antipsychotic drugs, but still found that many prescriptions may be inappropriate.

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Parents given a handout with flu facts at their pediatrician’s office were significantly more likely to get their kids vaccinated before the end of flu season, Columbia pediatricians have found.

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Nearly 1 in 7 brain-injured patients show early evidence of hidden consciousness—as revealed by EEG analysis—and are more likely to recover, researchers at Columbia have found.

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Sitting while watching television, but not sitting at work, is associated with a greater risk of heart attack, stroke, or early death, Columbia researchers have found.

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In a new study, aimed at using stem cells for hair growth, Columbia researchers have created a way to grow human hair in a dish, which could open up hair restoration surgery to more people, including women, and improve the way pharmaceutical companies search for new hair growth drugs.

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In honor of philanthropist Phyllis Mailman, The Mailman Foundation, the Joshua Mailman Foundation, and The Tow Foundation, have together endowed the Phyllis Mailman Professorship to support groundbreaking emerging infectious disease research at the Joseph L. Mailman School of Public Health at Columbia University. The endowed professorship will be based in the Mailman School’s world-class Center for Infection and Immunity (CII), led by director Dr. W. Ian Lipkin, a globally-recognized microbe hunter who has identified more than 1,500 novel viruses. The newly created faculty position will support a distinguished researcher in the field of emerging infectious diseases.

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Scientists at Columbia have developed a gene-editing tool—using jumping genes—that inserts any DNA sequence into the genome without cutting, fixing a major shortcoming of existing CRISPR technology.

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Columbia University and Deerfield Management, a healthcare investment firm, today announced the creation of a major research and development alliance. The collaboration is intended to advance the translation of biomedical discoveries into transformative treatments for improved quality of life and cures for disease.

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A unit-level nurse staffing study conducted by Columbia University School of Nursing found an association between nurse understaffing and healthcare associated infections (HAIs) in patients, demonstrating that understaffing increases the risk of HAIs, which adds billions to healthcare costs annually.

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A new study suggests that depression and GI trouble sometimes spring from the same source – low serotonin – and identifies a potential treatment that could ease both conditions simultaneously.

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A five-year follow-up systematic review and meta-analysis of 33 studies—conducted to determine changes in the frequency of Autism Spectrum Disorder (ASD) diagnosis since the publication of the Diagnostic and Statistical Manual 5 (DSM-5)—was published in the Journal of Autism and Developmental Disorders.

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Grants Totaling $3.73 Million Will Support Research To Improve Infection Prevention in Hospitals and Strengthen Patient Care Through Social Networks in Medical Home Settings

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New research reveals how a bacteria in dental plaque-- involved in 1/3 of colon cancer cases-- speeds up colon cancer growth and makes the disease more deadly.

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A clinical trial at NewYork-Presbyterian/Columbia and other centers found that patients responded to a new “smart drug” for women with an aggressive form of breast cancer.

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Fewer than 1 in 10 patients with glioblastoma—the most common type of brain cancer—respond to immunotherapy; a new study reveals how to detect patients who may respond.

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A hormone called irisin – produced during exercise – may protect neurons against Alzheimer’s disease.

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A new study in mice reveals that omega-3s, a type of fat found in fish oil, reduces fetal and neonatal deaths, suggesting they could prevent some miscarriages in women.

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One of the first large prospective studies of its kind reveals the potential—and limitations—of a new form of genetic testing in pregnancy.

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Aerobic exercise is known to improve cognition in the elderly; a new study at Columbia University’s Taub Institute shows it’s good for adults as young as 20.

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A new study by Columbia researchers suggests aspirin may lower stroke risk among middle-aged women with a history of preeclampsia.

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A study of factors that may be associated with urban adolescents going undiagnosed with asthma has found that Latino and African American urban adolescents, these groups were at lower risk to go undiagnosed compared with Whites.

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Replacing 30 minutes of sitting with physical activity cut the risk of early death by as much as 35 percent, finds a new study.

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A new study found that age-related hearing loss increased the risk of depression symptoms.

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DNA sequencing can be used to identify the underlying genetic cause of many rare types of chronic kidney disease, leading to better treatment, finds a new study from Columbia University.

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About 80 percent of patients with desmoid tumors had no progression of their tumors over a two-year period while taking a drug called sorafenib during a phase 3 clinical trial.

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A new study finds that some brain cells protect themselves from Alzheimer’s with a cellular cleaning system that sweeps away toxic proteins associated with the disease.

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A new dental van will help Columbia University offer state-of-the-art care and reach previously inaccessible sites with children in need.

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A new study found that women with cervical cancer who had a radical hysterectomy with minimally invasive surgery had a significantly higher risk of death than those who had open surgery.

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Columbia University School of Nursing has launched a new innovation in its clinical simulation curriculum using “Pediatric HAL,” the most advanced pediatric patient simulator.

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The National Institute of Nursing Research has awarded a $2.7 million grant to fund a new exploratory center, entitled “Center for Improving Palliative Care for Vulnerable Adults with MCC (CIPC),” at Columbia University School of Nursing.