Medical Research

328 articles with this tag

How Kidney Stones Form—and Why They Keep Coming Back Health

How Kidney Stones Form—and Why They Keep Coming Back

Kidney stones affect one in ten adults and are growing more common worldwide. Here is how these painful crystals form inside the body, what types exis...

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Cold Kills 20x More Hearts Than Heat, Major US Study Finds Health

Cold Kills 20x More Hearts Than Heat, Major US Study Finds

A landmark 20-year analysis of over 14 million U.S. cardiovascular deaths reveals cold weather causes roughly 40,000 excess heart-related deaths annua...

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What Is Brown Fat and How Does It Burn Calories? Science

What Is Brown Fat and How Does It Burn Calories?

Brown adipose tissue is a special calorie-burning fat packed with mitochondria. Scientists are studying how it generates heat, protects metabolic heal...

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What Is Erythritol and Why Scientists Are Worried Health

What Is Erythritol and Why Scientists Are Worried

Erythritol is a zero-calorie sugar substitute found in thousands of keto and diet products. Growing research links it to blood clots, stroke risk, and...

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What Is Environmental DNA and How It Maps Ocean Life Science

What Is Environmental DNA and How It Maps Ocean Life

Environmental DNA, or eDNA, lets scientists identify marine species from a simple water sample. This non-invasive method is transforming how researche...

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How Cell-Free Protein Synthesis Works—and Why It Matters Science

How Cell-Free Protein Synthesis Works—and Why It Matters

Cell-free protein synthesis lets scientists produce proteins without living cells, dramatically speeding up drug discovery, vaccine development, and b...

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What Is Sarcopenic Obesity and Why Is It So Dangerous? Health

What Is Sarcopenic Obesity and Why Is It So Dangerous?

Sarcopenic obesity combines excess body fat with declining muscle mass, creating a vicious cycle that raises mortality risk by up to 83%. Here is how...

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How a Father's Health Before Conception Shapes His Baby Science

How a Father's Health Before Conception Shapes His Baby

Research reveals that a father's diet, stress, and lifestyle alter sperm epigenetics—chemical tags on DNA—that can influence offspring health for gene...

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How Gut Bacteria Inject Proteins Into Your Cells Science

How Gut Bacteria Inject Proteins Into Your Cells

Harmless gut bacteria wield syringe-like molecular machines called type III secretion systems to inject proteins directly into human cells, shaping im...

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What Is Neural Dust and How Does It Read Your Brain? Science

What Is Neural Dust and How Does It Read Your Brain?

Neural dust sensors smaller than a grain of salt can wirelessly monitor brain activity using ultrasound or laser power, opening new paths for treating...

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What Is Long COVID and Why Does It Persist for Years? Health

What Is Long COVID and Why Does It Persist for Years?

Long COVID affects hundreds of millions worldwide, with symptoms lasting months or years after infection. Scientists have identified viral persistence...

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How Cold Weather Raises Heart Attack Risk Health

How Cold Weather Raises Heart Attack Risk

Cold temperatures trigger vasoconstriction, thicken the blood, and spike blood pressure — a cascade that kills roughly 40,000 Americans a year. Here i...

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