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Substance abuse remains a critical public health challenge worldwide, impacting millions of individuals and communities every year. The opioid epidemic, in particular, has drawn significant attention due to its devastating consequences—rising overdose deaths, strained healthcare systems, and shattered families. Prescription painkillers, heroin, and synthetic opioids like fentanyl have fueled this crisis, making it harder for
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Maternal and child health remains one of the most pressing public health concerns worldwide. Every day, approximately 800 women die from preventable causes related to pregnancy and childbirth, with 94% of these deaths occurring in low- and middle-income countries. At the same time, millions of children under the age of five die each year from
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One of the most urgent but often overlooked global health crises is the severe shortage of healthcare workers. According to the World Health Organization, the world will face a deficit of over 10 million health professionals by 2030, with low- and middle-income countries bearing the heaviest burden. Doctors, nurses, midwives, and community health workers form
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In recent years, air pollution has become one of the most urgent yet overlooked public health issues of our time. In June 2025, smoke from over 200 wildfires in Canada drifted across the Eastern and Midwestern United States, blanketing cities in haze and prompting widespread air quality warnings. Events like these aren’t isolated—they’re becoming more
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In today’s fast-paced world, mental health has become one of the most pressing public health challenges. Anxiety, depression, and burnout are affecting people across all age groups, but especially teens and young adults. The constant pressure to succeed, the overwhelming presence of social media, and the lingering impacts of the COVID-19 pandemic have all contributed
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In a time when inclusive healthcare is more important than ever, the recent federal funding cuts to Harvard’s LGBTQ+ Health Center of Excellence represent a troubling step backward. These cuts have halted several vital research initiatives, including studies on the over-the-counter use of PrEP medication, health outcomes for pregnant LGBTQ+ individuals, and mental health interventions
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In 2025, the U.S. is facing a troubling resurgence of measles, a disease once nearly eradicated thanks to widespread childhood vaccination. Over 700 cases have already been reported this year, with Texas alone accounting for more than 540. This spike isn’t due to a new mutation or unforeseen outbreak—it’s largely driven by vaccine hesitancy, stagnant
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In an interconnected world, global health security is more crucial than ever. With the rise of infectious diseases, antimicrobial resistance, and the increasing frequency of pandemics, countries must work together to prevent, detect, and respond to health threats. The COVID-19 pandemic highlighted the weaknesses in global preparedness, emphasizing the need for stronger healthcare infrastructure, real-time
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In modern medicine, early diagnosis is often seen as the key to preventing serious health conditions. But what happens when we diagnose too much, too early? The rise of overdiagnosis—identifying conditions that may never cause harm—has led to unnecessary medical interventions, increased anxiety, and a growing burden on healthcare systems. From incidental findings in routine
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Malnutrition and food insecurity are two deeply interconnected public health issues affecting millions worldwide. Malnutrition arises when individuals don’t receive the right balance of nutrients needed for proper growth, development, and overall health. It can manifest as undernutrition—where people lack essential vitamins, minerals, and calories—or as overnutrition, leading to obesity and related diseases. Food insecurity,
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Equity Over Equality: A Public Health Blog 