Dusty air is rewriting your lung microbiome
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Updates every hour. Last Updated: 6-Nov-2025 19:11 ET (7-Nov-2025 00:11 GMT/UTC)
Type 2 diabetes is surging in children, now making up 24% to 45% of youth diabetes cases – up from just 1% to 2% before the mid-1990s. While obesity remains the top risk factor, new research shows early-life environments also play a powerful role. Analyzing data on more than 174,000 children nationwide, including 50,000 under age 5, the study shows that factors like poor neighborhood walkability, food insecurity, caregiver health, and exposure to processed foods through assistance programs were strongly linked to diabetes risk.
Researchers at Brown University found that AI chatbots routinely violate core mental health ethics standards, underscoring the need for legal standards and oversight as use of these tools increases.
A study by the Politecnico di Milano published on Nature Food reveals the impact of the Chinese demand for animal proteins on South American water, forests and soil.
Research shows that greater subjective well-being can lead to enhanced immune function and a lower incidence of chronic disease. But when does happiness start to exert its positive influence, and is there a point when this effect caps out? Researchers looked at national level data from 123 countries and found there is: on a scale from zero to 10, people started gaining health benefits once they surpassed a threshold that lies at around 2.7. Once above, each 1% of additional happiness could lead to a small decrease in mortality risk from non-communicable diseases.
The winners of the Applied Microbiology International Horizon Awards 2025 have been announced. The prizes, awarded by the learned society Applied Microbiology International (AMI), celebrate the brightest minds in the field and promote the research, group, projects, products and individuals who continue to help shape the future of applied microbiology.