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ADHD linked to higher risk of criminal convictions and family patterns

A largescale, comprehensive study has found that individuals with attention-deficit/hyperactivity disorder (ADHD) are at increased risk of being convicted of crimes compared to those without ADHD, and that this association extends to their relatives, suggesting shared familial factors such as genetics and environmental conditions.

15 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

Researchers block virus entry by targeting key protein interaction

Washington State University researchers have found a way to modulate a common virus protein to prevent viruses from entering cells where it can cause illness, a discovery that could someday lead to new antiviral treatments.

15 Dec 2025

New framework tracks response to anti-amyloid therapies in Alzheimer's

In the last few years, progress has been made in the fight against Alzheimer's disease with a class of therapies called anti-amyloid antibodies (anti-Aβ).

15 Dec 2025

COVID 19 vaccination protects pregnant people and their babies

Pregnant people who received a COVID-19 vaccine were far less likely to experience severe illness or deliver their babies prematurely, according to a major new UBC-led study published in JAMA.

15 Dec 2025

Blood test identifies colon cancer patients who benefit from anti-inflammatory medication

A blood test could help doctors decide which patients with colon cancer should receive anti-inflammatory medication along with chemotherapy after surgery, according to new study in JAMA Oncology.

15 Dec 2025

Tiny blood particles help shuttle a hormone through the body

Researchers at Touro University Nevada have discovered that tiny particles in the blood, called extracellular vesicles (EVs), are a major player in how a group of hormones are shuttled through the body. Physical exercise can stimulate this process.

15 Dec 2025

Lipoic acid shows limited benefit in progressive multiple sclerosis

The over-the-counter supplement lipoic acid may have a small beneficial effect in slowing the loss of gray matter in the brains of people with progressive forms of multiple sclerosis, according to new research led by Oregon Health & Science University and the Portland VA Health Care System.

15 Dec 2025

New insights explain the Treg paradox in colorectal cancer

In most solid tumors, high numbers of regulatory T (Treg) cells are associated with poorer outcomes because they dampen the immune system's ability to fight against a tumor.

15 Dec 2025

Metagenomics reveals overlooked viral risks in treated water

Viruses are everywhere in wastewater treatment plants, quietly interacting with bacteria as sewage is cleaned and reused.

15 Dec 2025

New insights into alcohol-related DNA damage and cancer risk

Alcohol consumption leads to the formation of a toxic compound called acetaldehyde, which damages DNA.

15 Dec 2025

New study defines rapidly progressive dementia

A new multicenter study led by Mayo Clinic researchers has established a practical, evidence-based definition for rapidly progressive dementia (RPD), a rare but devastating form of cognitive decline that develops over months instead of years.

15 Dec 2025

Australian scientists uncover key genetic drivers behind long COVID

Australian scientists have identified the key genetic drivers behind long COVID, revealing why some people continue to experience debilitating symptoms long after their initial infection.

15 Dec 2025

Inclusive swimming lessons boost safety and confidence for Black youth

Black youth in the United States disproportionately experience fatal drowning at rates up to five times higher than their White peers.

15 Dec 2025

Six midlife depressive symptoms linked to dementia decades later

Six particular depressive symptoms when experienced in midlife predict dementia risk more than two decades later, finds a new study led by University College London (UCL) researchers.

15 Dec 2025

COVID-19 could leave a measurable imprint on the brain

COVID-19 does not just affect the respiratory system, but also significantly alters the brain in people who have fully recovered from the infectious disease, highlighting the long-term neurological impact of the virus.

15 Dec 2025

Understanding how the immune system protects against fungal pathogenicity

The yeast Candida albicans colonizes mucosal surfaces and is usually harmless. However, under certain conditions it can cause dangerous infections.

15 Dec 2025

How brain cells manage long distance genetic instructions

Scientists found that messenger RNA (mRNA) molecules that carry genetic instructions to the far reaches of neurons in the brain tend to cluster together mostly because they are abundant, not because they move in coordinated groups.

15 Dec 2025

Single-pill combination medications may simplify treatment for adults with high blood pressure

Taking one pill that combines two or more blood pressure medications may help adults with high blood pressure (also known as hypertension) lower their blood pressure level faster and more effectively than taking multiple medications separately, and it may also reduce the risk of heart attack and stroke, according to a new scientific statement published today in the American Heart Association's journal Hypertension.

15 Dec 2025

Two compounds sourced from cannabis show promising anti-cancer effects

In the future, scientists could use drugs made from cannabis to fight ovarian cancer. A team of scientists testing the effects of two chemical compounds sourced from cannabis on ovarian cancer cells have found that both show promising anti-cancer effects.

15 Dec 2025