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U.S. obesity rates rose sharply between 1999 and 2023

Obesity rates among U.S. adults and children rose sharply in recent years and by 2023, 40% of adults and 20% of youth met the criteria for obesity, according to new, independent research published today in the American Heart Association's flagship journal Circulation.

7 Jul 2026

Could IVF affect heart health after pregnancy?

Women with IVF-conceived pregnancies exhibit higher large artery stiffness, indicating potential cardiovascular risks that warrant further investigation.

7 Jul 2026

Breaking up long periods of sitting is linked to lower cancer risk

The study highlights that how sedentary time is accumulated affects cancer risk, with prolonged sitting linked to higher risk and activity offering protection.

7 Jul 2026

Single cocaine exposure causes lasting brain cell changes in mice

Researchers studying the impact of cocaine in mice have found that just one exposure to the drug can create changes in brain cells that persist for at least two weeks.

6 Jul 2026

Six weeks of shorter sleep increases weight and sedentary time

People who shortened their sleep by around 80 minutes a night for six weeks gained weight-one pound on average-and were more sedentary, researchers at Columbia University Vagelos College of Physicians and Surgeons have found.

6 Jul 2026

New conceptual model links sacred moments to clinician well-being

In health care, it is often the smallest moments that carry the greatest meaning - a quiet conversation with a patient, a shared reflection with colleagues, or a hand held in silence.

6 Jul 2026

Study explores the relationship between heart issues and cognitive function

New in JNeurosci, Xia Zhang, from the Max Planck Institute for Human Cognitive and Brain Sciences, led a study exploring the relationship between heart issues and cognitive function.

6 Jul 2026

Study tracks why rural residents face higher chronic disease risks

Following the release of data from Assumption Parish earlier this year, researchers at LSU's Pennington Biomedical Research Center have published the first set of data from the Risks Underlying Rural Areas Longitudinal, or RURAL, Heart and Lung study in Franklin Parish. The data book for Franklin Parish is now available to explore.

6 Jul 2026

McMaster researchers uncover why statins cause painful muscle side effects

Millions of people rely on statins - a medication used to lower cholesterol and reduce the risk of heart attack and stroke.

6 Jul 2026

Anti-lipid antibodies could improve early testing for Lyme disease

Lyme disease can be easiest to treat in its earliest stages, but current tests often miss infections during that critical window and cannot tell whether bacteria are still present or were cleared years ago.

6 Jul 2026

Thirty years of data reveal changing heart health trends in obesity

A study reveals narrowing gaps in blood pressure and cholesterol between obesity and normal BMI, highlighting evolving cardiometabolic risks over three decades.

6 Jul 2026

Early voice changes may signal asthma and COPD flare-ups

Daily voice recordings reveal early signs of asthma and COPD exacerbations, suggesting voice analysis could enhance remote monitoring and treatment timing.

6 Jul 2026

WHO launches PARTNERS clinical trial for Bundibugyo virus treatments

In a major international effort to evaluate potential treatments for Ebola disease due to Bundibugyo virus (BVD), the PARTNERS clinical trial has opened enrolment today for patients in the Democratic Republic of the Congo.

3 Jul 2026

Vascular organoids may be an effective treatment for ischemic heart disease

Ischemic heart disease (IHD), also known as coronary artery disease, is a leading cause of death and morbidity in western countries. IHD arises when blood vessels of the heart become clogged, blunting oxygen and nutrient supply to heart muscle cells, which eventually die off, leading to heart attack or heart failure.

2 Jul 2026

Umbilical cord proteins may explain lifelong health effects of low birth weight

Researchers have long sought to discover why babies who weigh less than expected at birth, a condition known as small for gestational age, or SGA, are at higher risk for heart, lung and metabolic diseases as adults.

2 Jul 2026

Tailored drug combinations improve outcomes for treatment-resistant advanced melanoma

A new study led by researchers at The University of Texas MD Anderson Cancer Center has identified a way to tailor drug combinations based on specific tumor biology to improve outcomes for treatment-resistant advanced melanoma.

2 Jul 2026

Discovery provides key insights into cellular mechanisms underlying female fertility

Female fertility depends on the successful growth and maturation of eggs (oocytes) within ovarian follicles. Within these follicles, the oocyte is surrounded by granulosa cells that supply nutrients, signaling molecules, and structural support essential for egg development.

2 Jul 2026

Plant-based diets offer heart benefits but may require supplements

A study reveals unsupplemented vegan diets in Northeast China lead to micronutrient deficiencies, despite benefits for body composition and cholesterol levels.

2 Jul 2026

Blood pressure and cholesterol gaps shrink among older adults with obesity

Over the last three decades, differences in unhealthy cholesterol levels and blood pressure between older adults with obesity and those with a normal Body Mass Index (BMI) have narrowed or disappeared in several high-income countries, suggests a study published in The Lancet.

1 Jul 2026

LEF1 and niche-derived factors regulate T cell stemness across chronic diseases

T cells are an elite fighting force of the immune system, seeking out and destroying diseased cells. But in a prolonged campaign against a chronic condition - like a viral infection, or cancer - the body needs a steady supply of these killer troops.

1 Jul 2026