Blue light glasses gained popularity over the past few years with the idea they protect our eyes against screen usage — but a new analysis shows they might not be as beneficial to our eye health as previously hoped. Researchers reviewed data from 17 randomized controlled trials — the “current, best available evidence” they could…
Experts are proposing a smarter way to gauge Covid-19′s spread in New Zealand, as a heavily mutated new subvariant puts global health authorities on high alert. Just days after New Zealand scrapped the last of its Covid-19 protections scientists have been closely tracking the new Omicron type BA.2.86, nicknamed Pirola, whose 36 mutations set it…
Depression and anxiety are thought to increase a person’s risk of developing cancer, but research results have been inconclusive. In an analysis of multiple studies from the Netherlands, the United Kingdom, Norway, and Canada, investigators found that depression and anxiety are not linked to higher risks for most types of cancer among this population. The…
A new study led by Shan Siddiqi, MD, from Brigham and Women’s Hospital, a founding member of the Mass General Brigham healthcare system, suggests that depression after traumatic brain injury (TBI) could be a clinically distinct disorder rather than traditional major depressive disorder, with implications for patient treatment. The findings are published in Science Translational Medicine.…
When a fragrance wafted through the bedrooms of older adults for two hours every night for six months, memories skyrocketed. Participants in this study by University of California, Irvine neuroscientists reaped a 226% increase in cognitive capacity compared to the control group. The researchers say the finding transforms the long-known tie between smell and memory…
Anemia affected nearly 2 billion people in 2021, impacting women to a greater degree than men. In a new study covering three decades of global anemia data (1990–2021), a complex picture emerges of how several key factors play into the divergence in success stories among men, women, and children. Published today in The Lancet Haematology,…
If truth be told, we all wait with bated breath for summer until a sweltering heat strikes and we start looking forward to winter’s chill. The unbearable heatwave left us in a real huff this year, threatening to ruin our most anticipated season. But not anymore with these 8 heatwave survival tips that will make…
Garlic and onions are among the best foods to eat for a healthier gut, according to a new study. Leeks and Jerusalem artichokes are also beneficial, the findings suggest. Scientists say there is growing evidence that consuming prebiotics – certain types of fiber often found in plants that stimulate beneficial bacteria in the gut –…
Experts from Harvard University tracked the diets of 100,000 people over three decades in a research study. “Planet-friendly” foods may also help reduce a person’s risk of death from cancer, heart disease and other chronic illnesses by 25%, researchers have said. Scientists in the US found those who followed a sustainable diet of more plant-based…
Sleep has a huge impact on health, well-being and productivity, but how long and how well people sleep these days has not been accurately reported. Previous research on how much and how well we sleep has mostly relied on self-reports or was confined within the data from the unnatural environments of the sleep laboratories. So,…
