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Shingles Vaccine Slashes Heart Risk by Nearly Half Health

Shingles Vaccine Slashes Heart Risk by Nearly Half

A landmark study of nearly 250,000 U.S. adults with heart disease found that shingles vaccination reduced major cardiac events by 46% and all-cause mo...

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How the Endocannabinoid System Works—and Why Cannabis Hijacks It Health

How the Endocannabinoid System Works—and Why Cannabis Hijacks It

The endocannabinoid system is the body's master regulator of mood, pain, and appetite. Here's how it works, why cannabis mimics its signals, and what...

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How Shingles Damages the Heart—and How to Stop It Health

How Shingles Damages the Heart—and How to Stop It

Shingles isn't just a painful rash. The varicella-zoster virus can invade blood vessels, trigger inflammation, and raise the risk of heart attack and...

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What Is Sleeping Sickness and How Does It Kill? Health

What Is Sleeping Sickness and How Does It Kill?

African sleeping sickness is a parasitic disease spread by tsetse flies that invades the brain, disrupts sleep cycles, and kills without treatment. He...

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How GLP-1 Drugs Like Ozempic Work—and Why They Matter Health

How GLP-1 Drugs Like Ozempic Work—and Why They Matter

GLP-1 receptor agonists mimic a natural gut hormone to regulate blood sugar, suppress appetite, and promote weight loss. Originally developed for diab...

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Coffee and Tea Linked to 18% Lower Dementia Risk Health

Coffee and Tea Linked to 18% Lower Dementia Risk

A landmark 43-year study of over 131,000 people finds that drinking 2-3 cups of caffeinated coffee or 1-2 cups of tea daily is associated with signifi...

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What Is ECMO and How Does It Keep People Alive? Health

What Is ECMO and How Does It Keep People Alive?

ECMO — extracorporeal membrane oxygenation — is a life-support machine that does the work of the heart and lungs outside the body. Here is how it work...

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Depression Starts With a Cellular Energy Failure Health

Depression Starts With a Cellular Energy Failure

Scientists from the University of Queensland and University of Minnesota have discovered that depression may begin as an energy crisis inside brain an...

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What Is the Thymus—and Why It Matters for Longevity Health

What Is the Thymus—and Why It Matters for Longevity

Long dismissed as irrelevant after childhood, the thymus gland is now recognized as a key driver of immune health throughout adult life—and new resear...

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What Is Intratumoral Immunotherapy and How Does It Work? Health

What Is Intratumoral Immunotherapy and How Does It Work?

Intratumoral immunotherapy injects immune-activating drugs directly into tumors, converting them into self-made vaccines that can attack cancer throug...

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How Bacterial Meningitis Works—and Why It Kills Fast Health

How Bacterial Meningitis Works—and Why It Kills Fast

Bacterial meningitis is one of medicine's most urgent emergencies—a brain infection that can kill within 24 hours. Here is how the bacteria invade, wh...

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What Is Chlorpyrifos and How It Triggers Parkinson's Health

What Is Chlorpyrifos and How It Triggers Parkinson's

Chlorpyrifos, a pesticide still used on food crops worldwide, has been linked to more than double the risk of Parkinson's disease. New research reveal...

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