Researchers have found a link between gut bacteria differences and fibromyalgia severity. The work also points to a biological signature for the disease.

A new study reveals that two newly identified plasma biomarkers of Alzheimer’s disease can predict postoperative delirium, one of the most common postoperative complications in older patients.

The first dinosaurs had metabolisms akin to today's birds. "Dinosaurs included remarkably swift and agile animals," says Derek Briggs.

Many doctors currently diagnose skin conditions by eye. Advances in molecular testing could lead to more precise and accurate diagnoses for ambiguous rashes and skin lesions.

A new blood test is more accurate than current methods at predicting preeclampsia, a leading cause of severe maternal and neonatal illness and death.

Dogs have such sensitive noses that they can be trained to detect the odors of crop pests, endangered species, illegal drugs – and diseases like COVID-19.

Fat cells and cancer cells talk to each other. Specialists in both systems can do the same.

Researchers are exploring for brain signals that mark when someone is experiencing OCD symptoms in order to shape future brain stimulation treatments.

The discovery of a new biomarker could improve both the diagnosis and treatment of chronic lung diseases like asthma and COPD, researchers report.

Noninvasive glucose monitoring devices aren't currently commercially available in the US, but a new wearable device may change that.