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Healthresearch

All articles tagged with #healthresearch

health1 year ago

Study Reveals Cancer-Like Cells in Healthy Breast Tissue

A study by The University of Texas MD Anderson Cancer Center reveals that some normal breast cells in healthy women exhibit chromosome abnormalities typically linked to invasive breast cancer. Published in Nature, the research found that at least 3% of normal breast cells in 49 healthy women showed aneuploidy, challenging traditional views on breast cancer's genetic origins and potentially affecting early detection methods. The study highlights the risk of false positives in cancer diagnostics and suggests that these cellular changes increase with age, raising questions about when cancer actually begins.

health2 years ago

"Hearing Aids Linked to Longer Life and Lower Dementia Risk, Studies Suggest"

A study led by Dr. Janet Choi from Keck Medicine of USC, published in The Lancet Healthy Longevity, indicates that regular use of hearing aids is linked to a 24% reduction in mortality among adults with hearing loss. The research, which analyzed federal data from over 10,000 adults, found significant results even after adjusting for various factors such as age, severity of hearing loss, and socioeconomic status. The study highlights the potential health benefits of hearing aids, which may combat the negative effects of social isolation, depression, anxiety, and dementia associated with hearing loss, and possibly even protect or restore brain structures involved in auditory processing.

health2 years ago

"Study Links Child Seizures to Unexplained Deaths, Video Analysis Suggests Cause"

A study by NYU Langone Health, published in the journal Neurology, suggests that brief seizures during sleep may be linked to sudden unexplained death in children (SUDC). Researchers analyzed home monitoring videos of seven toddlers who died and found that five exhibited movements consistent with seizures shortly before death. The study is small but provides the first direct evidence of a possible connection between seizures and SUDC. Further research is needed to understand the frequency of seizures in sleep-related deaths and to identify children at risk. Parents are advised to be aware of febrile seizures, which have an increased risk in children who may later experience SUDC, although such cases are very rare.

science-and-health2 years ago

"University of Maryland Scientists Uncover the Secret Behind Urine's Yellow Hue"

Scientists have discovered the enzyme bilirubin reductase, produced by gut microbes, which is responsible for converting bilirubin into urobilinogen and ultimately urobilin, giving urine its yellow color. This finding, published in Nature Microbiology, solves a longstanding biological mystery and could have implications for understanding gut health, inflammatory bowel disease, and jaundice. The research also indicates that the presence of this enzyme in the gut is linked to overall health, with its absence noted in newborns and individuals with inflammatory bowel disease.

science2 years ago

"Scientists Uncover the Enzyme Behind Urine's Yellow Hue"

Scientists have discovered the enzyme responsible for the yellow color of urine, solving a long-standing biological mystery. The enzyme, bilirubin reductase, is produced by gut microbes and converts bilirubin into urobilinogen, which then degrades into urobilin, the pigment that gives urine its yellow hue. This finding, published in Nature Microbiology, could have implications for understanding gut health, inflammatory bowel disease, and jaundice. The research also highlights that the presence of different colors in urine can indicate various health conditions or dietary influences.

health2 years ago

"Speed Up Your Walk to Cut Type 2 Diabetes Risk, Doctors Advise"

A recent study involving participants from the UK, Japan, and the US has shown that walking faster can significantly reduce the risk of developing Type 2 diabetes. Walking at speeds greater than 1.86mph can lower the risk, with the fastest walkers (above 3.7mph) reducing their risk by 39%. Even a slow stroll offers a 15% lower risk. The study highlights the importance of physical activity intensity, with faster walking leading to better cardiorespiratory fitness, muscle strength, and weight management, all contributing to improved insulin sensitivity. Diabetes UK has endorsed the findings, emphasizing the health benefits of increased physical activity intensity.

health2 years ago

"Study Finds 'Good Cholesterol' May Increase Dementia Risk by 42%"

A study published in the Lancet Regional Health - Western Pacific found a correlation between very high levels of high-density lipoprotein (HDL) cholesterol, often referred to as "good cholesterol," and an increased risk of dementia in older adults. Tracking 18,668 participants aged 65 or older, researchers discovered that those with HDL levels of 80 mg/dL or higher had up to a 42% increased risk of developing dementia compared to those with normal HDL levels. This association was observed to be independent of other traditional dementia risk factors, and the reasons behind this link remain unclear, indicating a need for further research.

health2 years ago

Neanderthal Genes Linked to "Viking Disease" Permanently Bending Fingers

Researchers have found that genetic variants inherited from Neanderthal man are the most powerful risk factors for developing Dupuytren's contracture, also known as the Viking disease, which causes the fingers of many aging northern European men to lock up in a bent position. The study analyzed data from more than 7,000 people affected by the disease and identified 61 genetic risk factors, including three inherited from Neanderthals. The intermingling of Neanderthals and our ancestors continues to influence our health, particularly among certain groups.