Prevention

161 articles with this tag

How Microplastics Enter Your Body—and What They Do Science

How Microplastics Enter Your Body—and What They Do

Microplastics reach the human body through food, water, and air, accumulating in organs from the lungs to the brain. Here's what science knows about h...

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How Measles Works—the Most Contagious Virus Known Health

How Measles Works—the Most Contagious Virus Known

Measles is the most contagious disease known to science, with each infected person spreading it to 12–18 others. Beyond its immediate symptoms, it cau...

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How AI Detects Skin Cancer—and Why It Matters Health

How AI Detects Skin Cancer—and Why It Matters

Artificial intelligence is transforming skin cancer detection through image-analyzing algorithms and spectroscopy devices that match or exceed dermato...

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What Are Zombie Cells—and How They Drive Aging Science

What Are Zombie Cells—and How They Drive Aging

Senescent 'zombie' cells stop dividing but refuse to die, flooding tissues with inflammatory signals that accelerate aging and disease. Scientists are...

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How Bacteria Share Antibiotic Resistance—Gene by Gene Science

How Bacteria Share Antibiotic Resistance—Gene by Gene

Bacteria swap resistance genes through horizontal gene transfer—conjugation, transduction, and transformation—spreading drug-proof traits across speci...

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How Metformin Works—and Why It Does Far More Than Expected Health

How Metformin Works—and Why It Does Far More Than Expected

Metformin, a cheap diabetes drug derived from a medieval plant remedy, is being studied for anti-aging, cancer prevention, and heart protection—making...

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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 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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What Is Epstein-Barr Virus and Why Does It Cause Disease? Science

What Is Epstein-Barr Virus and Why Does It Cause Disease?

Epstein-Barr virus infects roughly 95% of adults worldwide, hides in immune cells for life, and is linked to multiple sclerosis, several cancers, and...

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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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