Top medical news headlines for the week 41

Neuroscience

Scientists reverse Alzheimer's in mice using nanoparticles

A research team co-led by the Institute for Bioengineering of Catalonia (IBEC) and West China Hospital Sichuan University (WCHSU), working with partners in the UK, has demonstrated a nanotechnology strategy that reverses ...

Neuroscience

Learning a foreign language—before you're born

Can your brain attune itself to a foreign language before you're born? A UdeM-led team of neuropsychology researchers has found that it can. A few weeks of prenatal exposure to a new language is enough to rewire the language ...

Psychology & Psychiatry

The loser's brain: How neuroscience controls social behavior

Social hierarchies are everywhere—think of high school dramas, where the athletes are portrayed as the most popular, or large companies, where the CEO makes the important decisions. Such hierarchies aren't just limited ...

Immunology

Physical exercise can 'train' the immune system

In addition to strengthening the muscles, lungs, and heart, regular physical exercise also strengthens the immune system. This finding comes from a study of older adults with a history of endurance training, which involves ...

Diseases, Conditions, Syndromes

Bird flu persists in raw milk cheese, study demonstrates

Raw milk cheese products contained infectious avian influenza virus when made with contaminated raw milk, creating potential health risks for consumers, according to a new study.

Psychology & Psychiatry

Newly discovered brain cells are wired for uncertainty

Newly identified brain cells evolved along the theme, "Life is uncertain; Eat dessert first." The neurons, located in the front part of the brain, are most active when the outcome of a decision is uncertain, suggesting that ...

Psychology & Psychiatry

Body illusion helps unlock memories, new study finds

New research has discovered that briefly altering how we perceive our own body can help unlock autobiographical memories—potentially even those from the early stages of childhood.

Neuroscience

Restless leg syndrome's connection to Parkinson's disease

Three research hospitals in the Republic of Korea are reporting that restless leg syndrome was associated with an increased risk of Parkinson's disease, with 1.6% of patients with restless leg syndrome developing Parkinson's ...

Oncology & Cancer

Enhanced multi-omics tool illuminates cancer progression

A new tool developed by Weill Cornell Medicine and the University of Adelaide investigators has enhanced the ability to track multiple gene mutations while simultaneously recording gene activity in individual cancer cells. ...

Medical economics

Should we decide by lottery who gets a medical treatment first?

For decades, ethicists have argued that lotteries could be the fairest way to decide who gets life-saving treatment when there isn't enough to go around. Yet our research suggests that most people would rather leave the choice ...

Medical research

Ketogenic diet may protect against stress experienced in the womb

Researchers have shown that young rats fed a ketogenic diet—a diet with high fat and low carbohydrates—are protected from the lasting experience of pre‑natal stress. This work, which has not yet been confirmed in humans, ...

Psychology & Psychiatry

Tweeting at night linked to worse mental well-being

Posting on Twitter (also known as X) throughout the night is associated with worse mental well-being, according to a new study from the University of Bristol published in Scientific Reports.

Psychology & Psychiatry

Skin symptoms may forewarn mental health risks

Scientists have discovered that mental health patients who have skin conditions may be more at risk of worse outcomes, including suicidality and depression. This work, which may aid in identifying at-risk patients and personalizing ...

Medications

Will oral collagen supplements keep my skin healthy?

Can oral collagen supplements keep your skin healthy? Farah Moustafa, MD, an assistant professor at Tufts University School of Medicine and dermatologist with Tufts Medical Center, says, "Oral collagen supplements are not ...

Neuroscience

Exploring how children with hearing loss learn to speak

Cochlear implants give children with profound hearing loss a much better chance to learn spoken language. However, the sounds from a cochlear implant aren't as clear as natural hearing, making it harder for children to connect ...