April 22, 2025 Edition

The world around us influences our health in countless ways. New tools and approaches are helping scientists measure our environmental exposures—both good and bad—on a large scale in the hopes of improving prevention and treatment strategies.

Researchers found that a new portable diagnostic test for tuberculosis produced rapid and accurate results.

Researchers identified distinct cellular neighborhoods in tumors that could be measured with a blood test to predict treatment response.

A team-based approach including home blood pressure monitoring and health coaching reduced blood pressure in a high-risk group.

Scientists found that toxic metal exposures during specific time windows increased the risk of brain and mental health symptoms a decade later.

Researchers developed a way to control the growth of lab-grown liver tissue after it was implanted into mice.

People with alcohol use disorder and obesity drank less when treated with a GLP-1 drug in addition to cognitive behavioral therapy.

Giving opioid withdrawal medications based on an infant’s symptoms rather than a set schedule can shorten hospital stays.

Researchers uncovered surprising details about how smell receptors are organized in the nose.

A new artificial intelligence tool may help health care providers identify patients at risk of intimate partner violence and provide early interventions.

Changes to gut bacteria in aging mice hindered communication from the gut to the brain and led to worse performance on memory tasks.

A study in mice found that stopping microglia from using fructose for fuel enhanced the immune response to brain cancer.

Researchers linked neuron creation to exceptional recall and memory in older adults.

New research enhances our understanding of food tolerance and may lead to new therapies for people with food allergies.

An NIH-supported research team developed a minimally invasive therapy that may help the heart recover from a heart attack.

Alcohol and drug addiction can cause many harms. This Research in Context feature looks at research into the causes of addiction and new ways to treat it.

Scientists developed an Alzheimer’s “clock” that can roughly predict when symptoms of Alzheimer’s disease will arise.

An AI-powered tool can interpret 3D images from CT scans and diagnose certain disorders.

Researchers found that the body’s lymphatic drainage system may play an unexpected role in chronic organ rejection.

A study in mice found that certain immune cells may be a key reason why chronic pain is more common in women than men.

A new 3D reconstruction of human liver tissue revealed changes to the liver’s internal structure in liver disease.

Scientists designed a T cell that reduced signs of disease in the brains of a mouse model for Alzheimer’s disease.