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New cutting-edge software can help uncover hidden features of childhood heart tumors

New cutting-edge software developed in Melbourne can help uncover how the most common heart tumour in children forms and changes.

1 Jul 2025

Friends and social media drive teen vaping trends

Young people with friends who vape are 15 times more likely to use e-cigarettes, and more adolescents are turning to illicit cannabis products, University of Queensland research has found.

1 Jul 2025

Targeting RAP proteins for next-generation malaria treatments

A University of California, Riverside-led team has made an advance in the basic understanding of Plasmodium falciparum, the parasite responsible for the deadliest form of human malaria, that could make novel, highly targeted anti-malarial therapies possible.

1 Jul 2025

Is lactose intolerance secretly stealing your restful sleep?

Researchers surveyed over 1,000 university students and found that lactose intolerance, especially when accompanied by gastrointestinal symptoms, is linked to more frequent nightmares and poor sleep. Only a small minority reported that food affected their dreams, highlighting a specific risk for those with food sensitivities.

1 Jul 2025

Why exercise is key for keeping slim after you quit smoking

Quitting smoking is linked to greater long-term waist circumference gain, but this effect may be due to shared genetics rather than quitting itself. Increased physical activity consistently helped limit waist expansion across all genetic backgrounds.

1 Jul 2025

Scientists trace leprosy’s roots in South America back 4,000 years

Researchers have recovered and sequenced Mycobacterium lepromatosis genomes from 4,000-year-old human remains in Chile, providing the first molecular evidence of ancient leprosy in the Americas. The findings reveal the deep evolutionary roots and complex spread of Hansen’s disease long before European contact.

1 Jul 2025

Danish trial reveals how structured exercise and guidance affect life with chronic conditions

A large multicenter trial found that a 12-week personalized exercise therapy and self-management support program produced a small but statistically significant improvement in health-related quality of life for adults with multimorbidity. The intervention was safe, but its clinical relevance remains uncertain, as only self-rated health showed a significant benefit over usual care.

1 Jul 2025

Spaceflight exposes astronauts to hidden threats in their gut

This review highlights how the unique stressors of space travel, radiation, microgravity, and circadian disruption impact astronauts’ gut microbiomes, with potential consequences for their mood, cognition, and immunity. The authors call for targeted microbiome monitoring and dietary interventions to protect astronaut mental health on future missions.

1 Jul 2025

Long-term exposure to air pollution associated with early signs of heart damage

Researchers using cardiac MRI have found that long-term exposure to air pollution is associated with early signs of heart damage, according to a study that was published today in Radiology, a journal of the Radiological Society of North America (RSNA).

1 Jul 2025

Prebiotics may boost brain GABA through gut microbiota

GABA, or gamma-aminobutyric acid, is an amino acid functioning as the principal inhibitory neurotransmitter that can act on the brain to slow or stop the reception of certain signals to the brain, leading to a calmer and more relaxed state.

1 Jul 2025

Gut microbiota signatures predict gestational diabetes in first trimester

A new study has identified early-pregnancy gut microbiota signatures associated with the development of gestational diabetes mellitus, a metabolic disorder that carries substantial risks to both maternal and fetal health.

1 Jul 2025

Brain cells can burn fat to fuel activity

While glucose, or sugar, is a well-known fuel for the brain, Weill Cornell Medicine researchers have demonstrated that electrical activity in synapses—the junctions between neurons where communication occurs—can lead to the use of lipid or fat droplets as an energy source.

1 Jul 2025

Younger children in school face higher mental health risks

Schoolchildren born late in the year are at greater risk of developing mental health problems compared with their older peers, according to a new study.

1 Jul 2025

Epilepsy self-management program shows promising results

Epilepsy is among the most common neurological conditions, marked by unpredictable seizures, accidents and injuries, reduced quality of life, stigma and-in the worst case-premature death.

1 Jul 2025

Researchers uncover how RNA modifications evade immune detection

The innate immune system is the body's first line of defense against pathogens and foreign substances. An essential component of this system are pattern recognition receptors, which recognize non-self RNA - such as that from viruses and bacteria - and trigger an immune response.

1 Jul 2025

HIV treatment linked to risk of early knee osteoarthritis

Acquired immune deficiency syndrome, or AIDS, caused by the human immunodeficiency virus (HIV), weakens the body's immune system and can be life-threatening if left untreated.

1 Jul 2025

Uterine cancer deaths expected to rise sharply in the United States by 2050

Uterine cancer incidence and mortality rates are projected to increase significantly over the next three decades in the United States, with incidence-based mortality expected to be nearly three times higher in Black women compared with white women by 2050.

1 Jul 2025

Oral drug MA-5 can improve heart and muscle problems in Barth syndrome

Researchers at Tohoku University have discovered that an oral drug called MA-5 can improve both heart and muscle problems in Barth syndrome, a rare genetic disorder affecting 1 in 300,000 births worldwide with no current cure.

1 Jul 2025

USAID funding cuts could cost millions of lives worldwide, study warns

A new study published in The Lancet has raised urgent concerns about the global health consequences of recent cuts to U.S. foreign aid.

1 Jul 2025

Breakthrough study reveals killing power of CD4 T cells against cancer

In the fight against cancer, immunotherapy - which aims to boost the body's natural defences against cancer - is experiencing remarkable growth. Most of these treatments are based on CD8 T lymphocytes, ''killer cells'' able to eliminate diseased cells.

1 Jul 2025