Credit: CC0 Public Domain A variety of vegetarian diets appear to protect against risk of mortality and contributing conditions, with a pesco-vegetarian diet—which includes fish—providing the most protection against risk in very elderly people, according to a new study. The study, “Cause-specific and all-cause mortalities in vegetarian compared to non-vegetarian participants from the Adventist Health …
Credit: Pixabay/CC0 Public Domain A National Institutes of Health (NIH)-supported study has found that routine lab tests may not be useful in making a long COVID diagnosis for people who have symptoms of the condition. The study, part of NIH’s Researching COVID to Enhance Recovery (NIH RECOVER) Initiative and published in the Annals of Internal …
C. elegans head showing dopamine neurons labeled with green fluorescent protein. Credit: Peter Rodriguez, Jr., Florida Atlantic University Dopamine, a powerful brain chemical and neurotransmitter, is a key regulator of many important functions such as attention, experiencing pleasure and reward, and coordinating movement. The brain tightly regulates the production, release, inactivation and signaling of dopamine …
Cartilage cells generate more protein components (collagen II and aggrecan) for regeneration when treated with fast-moving dancing molecules (left) compared to slower moving molecules. Credit: Stupp Research Group/Northwestern University In November 2021, Northwestern University researchers introduced an injectable new therapy, which harnessed fast-moving “dancing molecules,” to repair tissues and reverse paralysis after severe spinal cord …
Credit: Unsplash/CC0 Public Domain Populations are rapidly aging worldwide, and there is an increased prevalence of late-life depressive symptoms among older adults, which include depressed feelings, lack of pleasure, delayed cognitive processing and reduced volitional activity, often accompanied by loss of appetite, insomnia, poor concentration, and increased fatigue. This has been related to underlying neurodegenerative …
Image of a neuron that was part of the dataset. Credit: Mount Sinai Health System Parkinson’s is associated with a higher risk of cognitive impairment and dementia that can severely impact quality of life. Cognitive symptoms include deficits in attention and mental flexibility, among others, and can pre-date the tremors and rigidity used to diagnose …
Credit: cottonbro studio from Pexels Whether it’s from a sports injury, whiplash, or a bump to the head, many patients with mild concussion don’t even realize their minor injury can, if untreated, cause lifelong severe health issues. Even if a patient goes to the ER with their injury, it’s estimated that 50%–90% of concussion cases …
Left, malar rash in a (huNSGW41-derived) Lupus THX mouse (three weeks after pristane injection). Middle, serum antinuclear IgGs (scale bar, 20 μm) and kidney immunopathology (H&E and anti-huIgG immunofluorescence; scale bar, 100 μm) in Lupus THX and THX mice (12 weeks after pristane or PBS injection). Credit: Nature Immunology (2024). DOI: 10.1038/s41590-024-01880-3 A breakthrough for biomedical research …
Credit: CC0 Public Domain Smoking may be among the most important lifestyle factors affecting how quickly our cognitive skills decline as we age, suggests a new study led by UCL researchers. The study, published in Nature Communications, analyzed data from 32,000 adults aged 50 or over from 14 European countries who responded to surveys over …
Credit: CC0 Public Domain The risk of post-COVID-19 condition is lower after an omicron infection, after a fourth vaccination and if the person did not develop post-COVID-19 condition after the first infection. This is shown by a nationwide survey of almost 110,000 participants in the German National Cohort (NAKO Gesundheitsstudie) who were asked to provide …