A Heart Health Education Company

Is your daily aspirin killing you or saving you? What the newest science says.

Peter Megdal PhD — Thu, 25 Jun 2026 21:36:58 +0000

For many years, aspirin was seen as a "magic pill." People thought of it almost like a daily vitamin for the heart. It was very common for adults to start taking a baby aspirin every day "just in case." It seemed like a cheap and easy way to stop a heart attack or a stroke before it ever happened. Because aspirin is sold in every grocery store, it felt safe for everyone to use.

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Can Modern Medicine Save a Couch Potato? The 40-Year Triplet Experiment

Peter Megdal PhD — Sat, 06 Jun 2026 15:22:21 +0000

Imagine you have a time machine. You travel back to the day three identical brothers turn 30 years old. They share the same DNA, the same upbringing, and the same healthy bodies. Because they are identical triplets, their baseline health markers are a perfect match: they all have a healthy weight, great insulin sensitivity, and excellent cardiorespiratory fitness. But on this day, they choose three very different paths for the next 40 years.

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Stop Trusting LDL! The Truth About ApoB, Insulin Resistance, & Diabetes

Peter Megdal PhD — Fri, 05 Jun 2026 16:00:20 +0000

Imagine a man named Bob. Bob is 52 years old, slightly overweight, and has been told his blood sugar is a little high—what doctors call prediabetes. Bob is worried about his heart, so he goes to his doctor for a check-up. After a quick blood draw, the results come back. The doctor smiles and says, "Good news, Bob! Your LDL cholesterol is 90. That is a perfect score. You have nothing to worry about."

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Does The New Estrogen Patch Prevent Heart Disease? The Complex Truth Explained

Peter Megdal PhD — Fri, 05 Jun 2026 15:31:38 +0000

For a long time, women have been told a very scary story. It was a story about menopause and the heart. If you reached the age where hot flashes started making you feel like you were standing in a furnace, you might have asked for help. But for years, many doctors would say, "No." They were afraid that taking hormones would give you a heart attack or a blood clot.

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Fit, Fast, and Almost Dead: How a World-Class Cyclist Discovered Silent Heart Disease

Peter Megdal PhD — Sun, 31 May 2026 13:52:55 +0000

Imagine a high-end sports car. It is sleek, shiny, and built to win the toughest races. On the outside, it looks perfect. People stop and stare when it drives by because it looks like it could go 200 miles per hour. But deep inside the engine, there is a hidden problem. The fuel line - the pipe that carries gas to the engine - is almost completely plugged with gunk. The car can still drive, but it cannot reach its top speed. If that gunk keeps building up, the engine will eventually stop working altogether.

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Ozempic and Mounjaro: Saving Your Heart BEFORE the Scale Moves

Peter Megdal PhD — Tue, 26 May 2026 15:15:17 +0000

Imagine you just started a new medicine to help you lose weight. You are probably thinking about the numbers on your bathroom scale. You might be dreaming about fitting into your old favorite jeans or having more energy to play in the yard. But then, only a few weeks later, your doctor tells you something that stops you in your tracks. Even though you haven’t lost much weight yet, your heart is already much safer.

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How Being Fit Can Hide a Heart Attack

Peter Megdal PhD — Thu, 21 May 2026 13:34:39 +0000

Imagine you are running on your favorite trail. You are breathing hard, and your legs feel heavy. Suddenly, a runner with gray hair and a steady stride zips right past you. They look like they could keep that pace all day. It is a common sight today - "master athletes" in their 60s and 70s who are faster and fitter than people half their age.

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Your Cells Make Their Own Cholesterol – So Why Is Your Blood Full Of It?

Peter Megdal PhD — Tue, 19 May 2026 17:27:34 +0000

The average American adult carries about 5.6 grams of cholesterol circulating in plasma at any given moment — roughly the weight of a U.S. nickel. Careful mass-balance modeling of what lipoprotein particles need for structural integrity, plus what specialized tissues actually draw from the bloodstream each day, suggests the body's true circulating requirement is closer to 1.5 to 2.7 grams. The two- to four-fold surplus isn't toxic in itself.

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Does Alzheimer’s Actually Start in Your Arteries?

Peter Megdal PhD — Fri, 15 May 2026 14:52:09 +0000

For decades, doctors have treated Alzheimer’s disease and heart disease as two separate problems — one in the brain, one in the blood vessels. A growing body of evidence suggests they may be much more connected than we thought, and that taking care of your arteries in midlife may be one of the best things you can do for your brain in old age.

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Beyond the Heart Attack: Why ApoB Beats Standard LDL Cholesterol for Your Brain, Liver, and Kidneys

Peter Megdal PhD — Tue, 12 May 2026 19:08:00 +0000

Imagine a man named John. John is 55 years old, active, and diligent about his health. He eats a Mediterranean diet and walks three miles every morning. At his last annual checkup, his doctor delivered what seemed like excellent news: his LDL cholesterol - the "bad" kind - was 80 mg/dL. In the world of standard medicine, that is a gold-star score. John felt invincible.

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