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🧍 Orthostatic Hypotension: Why Standing Up Too Fast Makes You Dizzy

Blood pressure:
Heart rate:
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🧍 Orthostatic Hypotension: Why Standing Up Too Fast Makes You Dizzy

This simulator visualizes how blood volume shifts from the central circulation into the legs and abdomen upon standing, and how the baroreflex response speed and strength determine whether blood pressure recovers or dips into dizzy territory.

🔬 What It Demonstrates

This simulator visualizes how blood volume shifts from the central circulation into the legs and abdomen upon standing, and how the baroreflex response speed and strength determine whether blood pressure recovers or dips into dizzy territory.

🎮 How to Use

Adjust variables like hydration level, age, and autonomic reflex strength, then trigger a stand-up event to watch venous pooling, cardiac output, and blood pressure respond in real time.

💡 Did You Know?

The baroreflex can begin correcting blood pressure within one to two heartbeats of standing, making it one of the fastest homeostatic reflexes in the human body.