Medical Xpress news

Medical Xpress / Omega-3 supplements may be linked to faster cognitive decline in seniors, study finds

Omega-3 supplements are popular among many older adults to help combat age-related issues. They are often marketed as supporting cardiovascular health and reducing the risk of cognitive decline and dementia. However, a new ...

29 minutes ago
Medical Xpress / Two to tango: Study shows dancers' brains sync up as they move together

Scientists at the University of Colorado Boulder have discovered something that experienced ballroom dancers have long known: When dancers are in tune with each other, their brains may sync up, helping them move as one.

9 minutes ago
Medical Xpress / The brain may use dopamine to bend time and shape memory

Ever heard of getting a "dopamine hit" from something you enjoy? These exciting moments also appear to influence memory, although perhaps not in the way you'd expect.

1 hour ago
Medical Xpress / A hidden crisis after childbirth is killing fathers, and most deaths never had to happen

It took the better part of a century for maternal mortality to be recognized, forgotten, and finally recognized again as an urgent public health crisis in the United States. In contrast, research shows fathers—particularly ...

2 hours ago
Medical Xpress / Nonprofit hospitals spend billions on management consultants... with no clear effect

In recent decades, management consulting firms have become a fixture in the American health care system, wielding outsized influence compared to most other economic sectors. Hospitals navigating challenging financial and ...

2 hours ago
Medical Xpress / Many genes have been linked to autism—but a new study suggests it may be their path to the brain that matters

In recent years, scientists have identified hundreds of different genes associated with autism, a burst of discovery that has prompted a new and perplexing question: how can so many different genes produce the same or very ...

2 hours ago
Medical Xpress / Cranberry juice may boost UTI antibiotics

More than 400 million people experience a urinary tract infection every year, and some epidemiological studies estimate that more than half of all women will develop at least one in their lifetime. Most UTIs are caused by ...

4 hours ago
Medical Xpress / Ultrafast MRI uncovers brain signal direction: New scan may help decode autism, Alzheimer's and hallucinations

Researchers at the Champalimaud Foundation in Lisbon have for the first time managed to identify with an imaging technique whether nervous impulses in the brain of rats are flowing in a "bottom-up" (feedforward), carrying ...

2 hours ago
Medical Xpress / X-linked liver enzyme may explain why women and men process cholesterol differently

A new study from Karolinska Institutet shows that an enzyme in the liver may partly explain sex differences in the body's handling of cholesterol and the risk of developing atherosclerosis. The research, published in Nature ...

5 hours ago
Medical Xpress / One missing metabolic step can turn cancer's DNA-copying machinery into a lethal weakness

Loss of an enzyme necessary for a process called lipoylation disrupts the way cancer cells copy their DNA, increasing their vulnerability to a class of anticancer drugs known as PARP inhibitors, a study led by UT Southwestern ...

3 hours ago
Medical Xpress / Managing weight may slow brain aging within two years, 24-year data suggest

Being overweight may lead to accelerated cognitive decline, according to new research from the University of Georgia. The paper is published in the Journal of Neurology.

3 hours ago
Medical Xpress / Low-dose drug cuts breast density up to 26% with fewer side effects

Low doses of the investigational medicinal product endoxifen reduce breast density to the same extent as the standard treatment tamoxifen, but without causing such troublesome side effects. This is shown by a new study from ...

17 hours ago