All posts by : Felistas

People have a lot of misconceptions about what the brain’s left and right hemispheres do, but one well-known aspect of this division may be even more true than people realize: The brain not only splits up visual spatial perception—processing what’s on our left in the right hemisphere and what’s on our right in the left hemisphere—it takes cognitive advantage of that.

Bacille Calmette-Guérin (BCG) revaccination is not efficacious for preventing sustained Mycobacterium tuberculosis infection, defined by sustained QuantiFERON-TB (QFT) test conversion, according to a study published in the New England Journal of Medicine.

People living in more deprived areas with worse health outcomes were 65% more likely to lose their local pharmacy than those in wealthier areas, according to research published today.

New research has identified specific blood-based biomarkers that can predict the failure of prostate cancer treatment in both hormone-sensitive and castration-resistant patients. The study published in The Journal of Molecular Diagnostics identifies platelets, C-reactive protein, and chromogranin A as important indicators in hormone-sensitive prostate cancer patients for the combined androgen deprivation and androgen receptor pathway inhibitor therapy failure to guide alternate treatment.

For patients with chronic obstructive pulmonary disease (COPD) with a history of exacerbations and a blood eosinophil count of at least 300 cells/µL, mepolizumab leads to a lower annualized rate of moderate or severe exacerbations, according to a study published in the New England Journal of Medicine.

The nicotine industry is constantly innovating, delivering new products to the market—and that keeps public health researchers busy as they work to understand the implications of each new offering.

Teaching healthy relationship skills to middle school students can help prevent adolescent relationship abuse and lead to better mental health outcomes—including reduced depression—years later, according to researchers at UTHealth Houston. The study was published today in the Journal of Adolescent Health.

Alcohol’s negative effect on women’s working memory is somewhat mitigated when their estrogen levels are higher, a novel study suggests. The findings imply that phases of the menstrual cycle may influence women’s vulnerability to the acute effects of alcohol on certain cognitive functions.

Increased sleep difficulties in patients with obsessive-compulsive spectrum disorders (OCSDs), chronic tic disorders (CTDs), and attention-deficit/hyperactivity disorder (ADHD) are likely due to disruptions in the cortico-striatal-thalamo-cortical (CSTC) pathway, according to a literature review published in the Harvard Review of Psychiatry.

The first five years of a child’s life may be key to preventing overweight and obesity in years to come, say the authors of new research being presented at this year’s European Congress on Obesity (ECO 2025) held in Malaga, Spain, May 11–14.