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Have smartphones and ubiquitous internet access affected sedentary time among children and adolescents?

International Journal of Epidemiology Blog

However, few countries have similar physical activity surveillance systems, and even fewer have data from before the 2007 advent of smartphones. Most current physical activity surveillance systems are therefore unlikely to fully capture real changes in human movement behaviour across the lifespan.

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Promoting and protecting the public’s health: recommendations for a new Administration and Congress, 2025

Big Cities Health Coalition

But health departments do much more than respond to catastrophic events ; they also ensure our food and water are safe, regulate tobacco, reduce the harms that can come from substance misuse or extreme heat, provide vaccinations for dozens of communicable diseases, and much more.

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The U.S. withdrawal from the WHO

Your Local Epidemiologist

Its scope is huge—everything from disease surveillance to mental health to non-communicable diseases. For disease surveillance: The WHO coordinates global surveillance system for diseases, like influenza and polio. It’s like trying to steer a massive ship with a tiny paddle.

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5 story ideas on migrant health crises facing U.S.-Mexico border

Association of Health Care Journalists

The strategy involves surveillance systems, data-sharing across sectors, joint risk assessments, and integrated interventions to address zoonotic diseases, antimicrobial resistance, food safety, and environmental health challenges all factors that are not adequately in practice in the region.