Medical Xpress news

Medical Xpress / Timing exercise to match body clock chronotype may lower cardiovascular disease risk

Timing exercise to match body clock chronotype—the natural predisposition to morning or evening alertness—may lower cardiovascular disease risk among those who are already vulnerable, suggests research published in the open ...

2 hours ago
Medical Xpress / Neurons don't run on sugar alone: Hidden fat droplets help drive brain signaling, appetite and weight control

The brain is the body's command center, and neurons are the workhorses that carry out its commands. They transmit signals that regulate many bodily functions, including key metabolic processes such as appetite, body weight ...

7 hours ago
Medical Xpress / A new way to determine which patients will respond best to bowel cancer treatment

Nearly 10,000 cases of advanced bowel cancer are diagnosed in England each year, with cases in young adults rising. There are limited options for treating advanced bowel cancer. Scientists have now developed an AI-powered ...

4 hours ago
Medical Xpress / AI for early detection of self-harm behavior in psychiatric wards falters in real-world conditions, finds study

A research team led by Professor Hyun Ghang Jeong from the Department of Psychiatry at Korea University College of Medicine (Korea University Guro Hospital), in collaboration with the research team at Geovision Inc., has ...

5 hours ago
Medical Xpress / People who consume ultra-processed foods have worse muscle health, study suggests

Researchers found that a diet high in ultra-processed foods is associated with higher amounts of fat stored inside thigh muscles, regardless of calorie or fat intake, physical activity or sociodemographic factors in a population ...

10 hours ago
Medical Xpress / A less invasive heart valve fix shows strong early results for older high-risk patients

A national study led by investigators from Cedars-Sinai Health Sciences University found that transcatheter tricuspid valve replacement, or TTVR, delivered strong early results in real-world practice. Patients treated with ...

9 hours ago
Medical Xpress / Silent B-cell mutations may build for years before thyroid autoimmunity appears

New research suggests that autoimmune diseases may be driven by DNA mutations in immune cells that remove the natural brakes on the immune system. It reveals a previously hidden role for somatic mutations—DNA changes acquired ...

9 hours ago
Medical Xpress / Why fasting can lead to a longer lifespan

Restricting calories has long been recognized as a powerful way to live longer, with periods of intermittent fasting proving more effective than a steady diet. However, the mechanism behind this phenomenon has been unclear. ...

11 hours ago
Medical Xpress / Blood test can predict Alzheimer's disease progression years before symptoms or brain scan changes

A study by investigators at Mass General Brigham has found that a blood test of plasma phosphorylated tau 217 (pTau217), an Alzheimer's disease biomarker, can predict the progression of amyloid PET scan changes and cognitive ...

15 hours ago
Medical Xpress / Researchers discover what may be the root cause of preeclampsia—and how to fix it

Preeclampsia is a life-threatening pregnancy complication that affects roughly 1 in 10 pregnancies worldwide and, in the United States alone, around 5%–8% of pregnancies. The condition can lead to severe, long-term health ...

11 hours ago
Medical Xpress / Taking a closer look at immune 'memory' could spur progress in the fight against lethal illnesses

The average human has about 1.8 trillion immune cells. These cells patrol the body for bacteria, viruses, cancers, and other threats. Vaccines enhance this security system by teaching our immune cells to target specific pathogens. ...

3 hours ago
Medical Xpress / New drug doubles 1-year survival in pancreatic cancer trial

Pancreatic cancer is one of the deadliest cancers and among the hardest to treat, with most patients surviving less than a year after diagnosis. But a new drug developed at Northwestern University may soon help patients live ...

15 hours ago