by Bev Betkowski, University of Alberta Credit: Pixabay/CC0 Public Domain Grief over the death of a beloved pet needs to be more recognized and respected, new University of Alberta research suggests. A study of women 55 and older living alone revealed intense feelings of sorrow after losing a companion animal, but they were careful about who...
Computer-, smartphone-based treatments effective at reducing symptoms of depression
by American Psychological Association Credit: CC0 Public Domain Computer- and smartphone-based treatments appear to be effective in reducing symptoms of depression, and while it remains unclear whether they are as effective as face-to-face psychotherapy, they offer a promising alternative to address the growing mental health needs spawned by the COVID-19 pandemic, according to research published by...
Low-income kids use different brain function to ace achievement tests
by Yasmin Anwar, University of California – Berkeley Credit: Unsplash/CC0 Public Domain A common stereotype is that growing up poor can stunt brain development due to adverse environmental conditions. But on a positive note, new UC Berkeley research suggests that children’s brains can adapt in different ways to socioeconomic challenges and excel. The study, to be...
Asthma may reduce risk of brain tumors—but how?
by Washington University School of Medicine Credit: Unsplash/CC0 Public Domain There’s not much good that can be said about asthma, a breathing disease in which the airways become narrowed and inflamed. But there’s this: People with asthma seem to be less likely to develop brain tumors than others. And now, researchers at Washington University School of...
Largest-Ever Review on Clinical Features of New Daily Persistent Headache
Steve Cimino Most cases of new daily persistent headache (NDPH) are moderate to severe and many feature characteristics often associated with migraine, according to a new retrospective chart review. “Future prospective studies are needed to better understand this disabling disorder,” wrote Randolph W. Evans, MD, of Baylor College of Medicine of Houston, and Dana P. Turner, PhD, of Massachusetts General...
Multivitamins, but Not Cocoa, Tied to Slowed Brain Aging
Pauline Anderson Taking a daily multivitamin for 3 years is associated with a 60% slowing of cognitive aging, with the effects especially pronounced in patients with cardiovascular (CVD) disease, new research suggests. In addition to testing the effect of a daily multivitamin on cognition the COSMOS-Mind study also examined the effect of cocoa flavanols, but showed no...
What causes heart palpitations, how common are they, and how do I know they are occurring?
When a person has heart palpitations, they may notice that their heartbeat does not feel right. Often, heart palpitations are not serious, but they can indicate a condition that needs medical attention. People are not usually aware of their heartbeat, but sometimes, it comes to their notice. This may be because their heart is pounding...
Stem cell–based bio-implant to repair cartilage and delay joint degeneration
by Sarah Nightingale, University of Southern California Frank Petrigliano, MD, (left) and Denis Evseenko, MD, PhD. Credit: Ricardo Carrasco III A novel off-the-shelf bio-implant containing embryonic stem cells has the potential to revolutionize the treatment of cartilage injuries More than a million Americans undergo knee and hip replacements each year. It’s a last resort treatment for...
Wearable sensor measures airborne nicotine exposure from e-cigarettes
Some studies have shown that nicotine, an addictive substance in electronic cigarettes, increases the risk of cardiovascular and respiratory disorders. But to get a full understanding of its potential health effects, a real-time nicotine monitoring device is needed. Such a device could also help vapers — as well as non-vapers who encounter second-hand smoke —...
A new understanding of mental illness
The causes of psychiatric disorders are poorly understood. Now, in work led by researchers at McGill University, there is evidence that a wide range of early onset psychiatric problems (from depression, anxiety, and addictions to dyslexia, bulimia, and ADHD) may be largely due to the combination of just three factors. The first is biological—in the...