Medical Xpress news

The most comprehensive review to date has identified the most effective bipolar disorder treatments across different age groups and mood phases. It was published in The BMJ.

In Alzheimer's disease, amyloid plaques form in the brain, followed by threadlike structures made of the protein tau. Both changes have toxic effects on the brain's nerve cells years before dementia symptoms appear. Historically, ...

A multidisciplinary, multi-institution group of researchers focused their expertise in genetics, mechanics, chemistry and biology on a chip the size of a postage stamp to model a particular class of heart conditions.

After treatment for metastatic prostate cancer, a drop in prostate-specific antigen (PSA) levels in the blood is an indicator that treatment is working. A recent real-world study indicates that reaching a PSA level below ...

For a long time, psychologists have described loneliness as the discomfort that comes from wanting more social connection than we feel we have, but there is more nuance to loneliness. Scientists are increasingly finding that ...

There are people around us who can maintain their weight despite what they eat. This has led scientists to believe that a person's metabolism and tendency toward obesity may have genetic factors behind them. A large study ...

Researchers at McMaster University have discovered that a naturally occurring hormone best known for suppressing appetite and promoting weight loss also helps protect the liver from inflammation through a previously unknown ...

For decades, obesity medications produced only modest weight loss. But in recent years, Ozempic and related GLP-1 therapies have transformed the field, enabling sustained weight loss of 10% to 15% or more. Despite their success, ...

Every year, more than 120,000 newborns worldwide contract HIV, creating a global health burden that requires lifelong treatment for millions of people—assuming they have access and can afford it. New research led by Oregon ...

Researchers at Tel Aviv University have developed a new method for diagnosing lung cancer: a simple, fast, low-cost blood test that does not require DNA sequencing. The method identifies a chemical fingerprint of cancer cells ...

For decades, neuroscientists have been able to record which parts of the brain show increased electrical activity during a behavior, such as when we form a memory or make a decision. But scientists haven't been able to determine ...

Researchers at UC San Francisco have developed a new method to predict how different types of breast cancer will respond to treatment, using patient data from the I-SPY2 breast cancer trial and rapid testing on lab-grown ...