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How Ticks Spread Disease—From Bite to Bloodstream Health

How Ticks Spread Disease—From Bite to Bloodstream

Tick-borne diseases affect hundreds of thousands of people each year. Here's how these tiny arachnids transmit pathogens, which diseases they carry, w...

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How Robotic Surgery Works—and Why It's Spreading Health

How Robotic Surgery Works—and Why It's Spreading

Robotic surgery uses a master-slave console system where surgeons control pencil-thin robotic arms through tiny incisions, offering greater precision...

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How PM2.5 Harms Your Body—From Lungs to Brain Health

How PM2.5 Harms Your Body—From Lungs to Brain

Fine particulate matter smaller than 2.5 micrometers penetrates deep into lungs, enters the bloodstream, and reaches the brain, contributing to nearly...

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How Cognitive Reserve Works—and Why It Shields Your Brain Health

How Cognitive Reserve Works—and Why It Shields Your Brain

Cognitive reserve is the brain's ability to resist damage from aging and disease by recruiting alternative neural pathways. Built through education, r...

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How Naloxone Works—and Why It Reverses Overdoses Health

How Naloxone Works—and Why It Reverses Overdoses

Naloxone is an opioid antagonist that can reverse a life-threatening overdose in minutes by blocking opioid receptors in the brain. Here is how the dr...

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What Are Nitazenes—and Why They Scare Experts More Than Fentanyl Health

What Are Nitazenes—and Why They Scare Experts More Than Fentanyl

Nitazenes are a class of synthetic opioids first created in the 1950s that can be up to 40 times more potent than fentanyl. Never approved for medical...

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How Pharmacy Benefit Managers Work—and Why Drug Prices Rise Health

How Pharmacy Benefit Managers Work—and Why Drug Prices Rise

Pharmacy benefit managers negotiate drug prices for 275 million Americans, yet critics say their opaque rebate and spread-pricing practices help drive...

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How CAR T-Cell Therapy Works—Reprogramming Immunity Health

How CAR T-Cell Therapy Works—Reprogramming Immunity

CAR T-cell therapy genetically engineers a patient's own immune cells to hunt and destroy cancer. Once limited to blood cancers, it is now expanding i...

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How Chagas Disease Works—and Why It Hides for Decades Health

How Chagas Disease Works—and Why It Hides for Decades

Chagas disease infects roughly 8 million people worldwide and kills more than 10,000 each year, yet most carriers never know they have it. Here's how...

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How the Oral Microbiome Works—and Why It Affects Your Whole Body Health

How the Oral Microbiome Works—and Why It Affects Your Whole Body

The human mouth harbors over 700 species of microorganisms that do far more than cause cavities. The oral microbiome influences heart disease, Alzheim...

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What Is Glioblastoma—and Why Is It So Hard to Treat? Health

What Is Glioblastoma—and Why Is It So Hard to Treat?

Glioblastoma is the most aggressive brain cancer, with a median survival of just 15 months. Here's how it grows, why the blood-brain barrier blocks tr...

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How Chrono-Nutrition Works—and Why Meal Timing Matters Health

How Chrono-Nutrition Works—and Why Meal Timing Matters

Chrono-nutrition is the science of how meal timing interacts with the body's circadian rhythms to influence metabolism, weight, and disease risk. Rese...

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