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The intensified examination of health misinformation and political strategies is reshaping public trust in science and policy. Contributors are demanding transparency and evidence, especially as medical advances and regulatory shifts highlight the stakes for public health. This surge in accountability signals a broader movement toward rigorous standards in science and government.
A cross-disciplinary set of studies traces how adolescent perceptions and substance use, physiological adaptations, and climate shocks converge to shape population health. The results highlight actionable levers—from exercise and vaccination to addiction therapies—while exposing heightened overdose risks after hurricanes and hidden geologic hazards in low-risk regions.
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A cross-cutting set of studies challenges popular health and mental shortcuts, emphasizing adherence, fitness, and measurement context over novelty. Simultaneous environmental signals—from plastic-laden bottled water to the Amazon's carbon flip—highlight how mispriced risk is propagating through systems, strengthening the case for structural solutions.
- •A sweeping review finds time-restricted eating is no better than calorie-matched diets, shifting emphasis to adherence.
- •A large analysis links obesity to sharply higher infection severity across hundreds of diseases.
Across multiple studies, early-life environmental exposures and immune–metabolic pathways are reshaping risk models for neurodevelopment and mood disorders. Long-baseline observations reveal slow but profound transitions, from a star's direct collapse and 70,000-year magnetic reversals to a drier, savanna-like Amazon, underscoring the power of measurement to surface hidden change.
- •Higher nighttime temperatures during pregnancy weeks 1–10 and 30–37 are linked to elevated autism risk.
- •Earth's magnetic field reversals can span up to 70,000 years, reshaping geophysical timelines.
A cross-disciplinary set of studies traces how adolescent perceptions and substance use, physiological adaptations, and climate shocks converge to shape population health. The results highlight actionable levers—from exercise and vaccination to addiction therapies—while exposing heightened overdose risks after hurricanes and hidden geologic hazards in low-risk regions.
- •A large cohort links adolescent cannabis use to higher risks of psychotic and bipolar disorders in adulthood.
- •Population-scale data show COVID-19 booster doses substantially reduce hospitalization and death among older adults.
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