Stroke Volume
Cardiovascular and Cerebrovascular
Latest measurements
| Date | Measurement | Severity | Notes |
|---|---|---|---|
| October 8, 2024 12:10 PM | 1.667 | Normal (1.338 - 1.672) | Snake juice fasting continues, Beef yesterday. Electrolytes. No supplements. Long walk in the evening. |
| October 7, 2024 06:10 AM | 1.662 | Normal (1.338 - 1.672) | 36 hours of water fasting with electrolytes, Magnesium |
| October 5, 2024 10:10 AM | 1.655 | Normal (1.338 - 1.672) | Bacon, Eggs, Vitamin C, Homocysteine Resist, Magnesium, Zinc |
| October 4, 2024 09:10 AM | 1.652 | Normal (1.338 - 1.672) | Zinc, B complex, Vitamin C, 1 liter blueberry juice, K2, Calcium, Vit D, Collagen, Beef |
| October 3, 2024 09:10 AM | 1.658 | Normal (1.338 - 1.672) | Vitamin C, Magnesium, B Complex, Vit K, Calcium, Vit D, Zinc |
| October 2, 2024 10:10 AM | 1.662 | Normal (1.338 - 1.672) | 6pc kiwis, orange juice, vitamin C, heavy meat diet (missing from previous entries), B complex, zinc, Magnesium, Vit E, Collagen |
| October 1, 2024 11:10 AM | 1.653 | Normal (1.338 - 1.672) | Zinc, Liver&Kidney, Kiwi, Vitamin E, B Complex, Collagen, Lysine, Magnesium |
| September 30, 2024 10:09 AM | 1.662 | Normal (1.338 - 1.672) | Yoghurt, Beef, Bacon, Apples, Magnesium, NuSkin LifePack, Copper |
| September 27, 2024 09:09 AM | 1.666 | Normal (1.338 - 1.672) | Zinc, Calcium, Liver&Kidney, Black Seed, K2, VitE, B Complex, Taurine, Lysine, Vitamin C, Magnesium |
| September 26, 2024 11:09 AM | 1.662 | Normal (1.338 - 1.672) | Zinc, Copper, Magnesium, B vitamins, Vitamin C, Vit E, Beef, Liver&Kidney, Black Seed, Taurine, Lysine |
Stroke Volume
Cardiovascular and Cerebrovascular
Imagine your heart as a hardworking pump, tirelessly pushing blood throughout your body with every beat. The amount of blood it pumps out each time it squeezes is what we call "stroke volume" (SV). Understanding SV is crucial because it affects your overall health, especially when it comes to your heart and brain.
What is Stroke Volume?
Stroke volume refers to the amount of blood your heart ejects with each beat. It's like the volume of water expelled from a water balloon when you squeeze it. This volume is essential because it determines how much oxygen and nutrients reach your body's tissues and organs with each heartbeat.
Factors Influencing Stroke Volume:
Several factors influence stroke volume, affecting how efficiently your heart pumps blood. Here are the main ones:
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Effective Circulating Blood Volume (BV): When your blood volume is low, your heart doesn't have enough to pump effectively. This reduces stroke volume. Think of it like trying to squeeze out the last drops from an almost-empty bottle.
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Myocardial Contractility: This big term simply refers to how strongly your heart muscle contracts during each beat. If it's weak, like a limp handshake, your heart won't push out as much blood with each squeeze.
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Ventricular Filling: Before each squeeze, your heart's chambers fill up with blood. The more they fill, the more blood your heart can pump out. It's like a water balloon expanding before you give it a good squeeze.
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Peripheral Vascular Resistance (PR): Your blood vessels also play a role. If they're narrow and resistant, it's like squeezing a hose, making it harder for blood to flow out of your heart. This reduces stroke volume. Conversely, if they're relaxed and open, blood flows more freely, increasing stroke volume.
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Ventricular Wall Movement: When your heart contracts, its walls should move together in a coordinated dance. If they don't, it's like a team rowing out of sync – efficiency decreases, and stroke volume drops. This can happen in conditions like myocardial infarction (heart attack), where part of the heart muscle is damaged.
Why Stroke Volume Matters:
Your heart's ability to pump blood efficiently is crucial for your overall health. A healthy stroke volume ensures that your body receives enough oxygen and nutrients to function optimally. When stroke volume decreases, it can lead to symptoms like fatigue, shortness of breath, and dizziness. Over time, it can also contribute to serious conditions like heart failure and stroke.
Conclusion:
Understanding stroke volume gives us insight into how well our heart is functioning and its impact on our overall health. By maintaining a healthy lifestyle and managing any underlying medical conditions, we can support our heart's pumping power, ensuring it continues to beat strong for years to come.