Heart & Cardiovascular
Blood tests
Does Fasting Raise Blood Pressure?

How fasting affects blood pressure, what mechanisms drive changes in either direction, and which biomarkers give context to your personal response.

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Heart & Cardiovascular
Blood tests
What Happens to Your Blood Pressure After You Eat?

Blood pressure shifts after eating are normal — some patterns are clinically significant. Here is what drives them and the biomarkers worth monitoring.

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Heart & Cardiovascular
Blood tests
Small LDL-P: The Dense Particles Behind a Normal LDL-C

Look beneath LDL-C to the particle profile that matters most.

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Heart & Cardiovascular
Blood tests
Triglyceride/HDL-C Ratio: What It Reveals About Insulin Resistance

A simple ratio with powerful insight into insulin resistance.

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Heart & Cardiovascular
Blood tests
Elevated BNP Levels: Causes, Meaning, and Next Steps

A clinical guide to elevated BNP: what causes high levels, the cardiac and non-cardiac conditions associated with elevation, and how to interpret results across different patient profiles.

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Heart & Cardiovascular
Blood tests
What Is a Dangerous BNP Level?

BNP levels above 100 pg/mL suggest heart failure, with higher levels reflecting greater severity — but understanding the full picture requires more than just knowing the number.

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Heart & Cardiovascular
Blood tests
BNP Normal Range: Heart Strain Levels Explained

BNP levels reveal heart strain before you feel symptoms, but understanding what your numbers actually mean requires more than just knowing the reference range.

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