Medical Xpress news

Cannabis is often used as a stress reliever, but a new study suggests that some of the body's stress response systems don't get the message.

Every glance triggers a complex exchange of signals among millions of neurons. Some cells excite the network, others inhibit it, while additional signals arrive from the thalamus and neuromodulatory systems. This activity ...

The numbers paint a grim picture. Roughly half of all U.S. adults are lonely, according to a 2023 report, and nearly as many feel socially isolated. Though just as serious as other health risks, loneliness and social isolation ...

Probiotic supplementation in very preterm babies was linked to a lower risk of both severe intestinal disease and death. This is shown by a new study from the Karolinska Institutet, published in JAMA Network Open. The findings ...

A new global study into appendicitis has found major inequalities in care, with some countries having little access to CT imaging or minimally invasive surgery—resulting in poorer patient outcomes.

A new study by Silent Spring Institute has identified hundreds of chemicals commonly used in pesticide products that could increase the risk of breast cancer. The list includes active pesticide ingredients as well as a significant ...

The brain is often described in terms of cells and wiring. However, much of it is made of lipids that form the membranes of neurons, wrap nerve fibers with myelin and help brain cells send and receive signals.

Pancreatic cancer does not respond to most immunotherapies, but RAS inhibitors could alter tumors to make them more sensitive to a novel immunotherapeutic approach. In pancreatic tumors with RAS mutations, RAS inhibitors ...

Tiny, year-old human brain organoids that mimic the brain of a newborn are providing new clues to potential treatments for a leading genetic cause of childhood epilepsy that typically manifests as the brain matures shortly ...

A 30-day course of benznidazole taken once a day could offer people with chronic Trypanosoma cruzi infection a safer and more practical option than the current standard treatment, taken twice a day for 60 days. The results ...

Ultrasound is widely used in emergency and trauma care because it can provide rapid information at a patient's bedside. One of its most common applications is the focused assessment with sonography for trauma (FAST) examination, ...

Researchers at Sunnybrook Research Institute and the University of Toronto, led by Isabelle Aubert, Ph.D., have published results of a preclinical study examining focused ultrasound's potential to stimulate the production ...