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Lung scan patterns predict severity of sarcoidosis and breathing issues

A new study from researchers at National Jewish Health and collaborating institutions has found that different patterns seen on lung scans can signal how severe sarcoidosis may be, and how it affects breathing.

28 Apr 2026

Rising bowel and ovarian cancer rates in younger adults raise new concerns

Cases of several cancers are rising in England among both younger and older adults, but rates of bowel and ovarian cancer are rising only among younger adults (under 50s), finds research published in the open access journal BMJ Oncology.

28 Apr 2026

Prenatal air pollution exposure linked to delayed toddler development

Babies exposed to high amounts of air pollution in the womb show slower signs of development at 18 months than those exposed to lower levels.

28 Apr 2026

Ten warning signs linked to severe seizures in preeclampsia

Ten previously unknown symptoms may indicate an increased risk of severe seizures in pregnant women with preeclampsia - enabling timely preventive treatment for the right patients.

28 Apr 2026

TikTok chatter could help predict where the opioid crisis is heading next

A large-scale analysis of 569,581 TikTok comments found that opioid-related discussions may help track and forecast synthetic opioid overdose mortality in the US. Recovery, harm reduction, drug use, drug sourcing, and loss-related conversations provided near-real-time signals that improved 6-month forecasting accuracy.

28 Apr 2026

Why H2N2 flu is back on the pandemic preparedness radar

A historical review in Vaccine warns that global H2N2 immunity has sharply declined since the 1957 Asian influenza pandemic, leaving most people without H2-specific protection if the virus re-emerges. The authors highlight animal reservoirs, waning birth-cohort immunity, and modern H2 vaccine platforms as key priorities for pandemic preparedness.

28 Apr 2026

New blood-based method identifies testicular cancer missed by standard tests

Mayo Clinic researchers have developed a blood-based method that may help detect germ cell tumors, the most common type of testicular cancer, including cases that do not show up on standard blood tests, according to a study published in Nature Communications.

28 Apr 2026

Lab-grown skin organoids provide new insights into blood vessel pathology

New research has shown that single blood vessel cells that appear in the earliest stages of lab-grown skin organoids have the ability to form complex microvascular networks that grow and mature over time.

28 Apr 2026

Study finds season of entry impacts childhood obesity outcomes

Childhood obesity remains a major health challenge, and effective interventions often depend on more than nutritional advice or exercise plans alone.

28 Apr 2026

Digital media preferences influence public beliefs about vaccines

People who follow "new right" media outlets are more than twice as likely to be vaccine-hesitant compared to those who never engage with those outlets, a new Johns Hopkins University study finds.

28 Apr 2026

Hepatitis C infection associated with reduced portal insulin levels

Insulin resistance is a common extrahepatic manifestation of hepatitis C virus (HCV) infection (HCVi), but its mechanism is poorly understood.

28 Apr 2026

VCU study identifies key factors driving risk of second cancers

Risk of developing a subsequent primary cancer varied significantly by age at initial diagnosis, sex, and type of first cancer, according to a study by Oxana Palesh and Susan Hong and colleagues at Virginia Commonwealth University, U.S., published April 28th in the open-access journal PLOS Medicine.

28 Apr 2026

Scientists identify specialized cells that trigger bone marrow cavity growth

Bone marrow is the spongy tissue located within the hollow center of bones, serving as the primary site for the continuous production of red blood cells, platelets, and white blood cells.

28 Apr 2026

Emergency settings more likely to initiate risky medications for seniors

Initial prescriptions for medications affecting cognition, such as antipsychotics, are disproportionately likelier to come from acute and post-acute settings such as emergency rooms, hospitals and skilled nursing facilities than they are from doctors' offices, new UCLA research suggests.

28 Apr 2026

Baylor researchers develop SAMENT method to map metastatic tumor niches

Researchers at Baylor College of Medicine and collaborating institutions developed a method that reveals the cellular makeup of tissues that support metastatic cancer growth, which is the primary cause of death for most patients with solid tumors.

28 Apr 2026

Study links socioeconomic stressors to worse pregnancy outcomes for black women

Stresses experienced by black women, such as socioeconomic inequalities, may alter key processes in the body that predispose them to worse pregnancy outcomes than white women, a study by the University of Cambridge has found.

28 Apr 2026

Harvard scientists create first detailed map of smell receptors

For most of us, the sense of smell is an integral part of everyday life; it plays a critical role in providing information about our surroundings, alerting us to potential dangers, enhancing our sense of taste, and evoking emotions and memories.

28 Apr 2026

Study identifies protein essential for repairing damage after inflammation

Whenever there is a wound or infection, the body produces an inflammatory response. This is the body's first line of defense, and macrophages — cells of the innate immune system — play a key role: first, they help eliminate pathogens and other infectious agents, and then they trigger the mechanisms that repair the damage caused during the inflammatory process.

28 Apr 2026

Engineered gut bacteria successfully treat metabolic drivers of liver disease

When the liver fails, toxins - such as ammonia - that should be filtered from the blood build up and reach the brain.

28 Apr 2026

Study identifies "RNA dicing" as a key cancer driver

Scientists have uncovered an unexpected way cells can generate cancer-driving proteins—by cutting RNA into shorter, functional fragments rather than following the standard blueprint.

28 Apr 2026