Understanding Why Fasting Blood Sugar Levels Exceed Postprandial Levels

Explore why fasting blood sugar can be higher than post-meal levels, featuring the dawn phenomenon and Somogyi effect.

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Fasting blood sugar may be higher than postprandial due to the dawn phenomenon and Somogyi effect. The dawn phenomenon occurs when the body releases hormones like cortisol and adrenaline in the early morning, elevating blood sugar. The Somogyi effect involves nighttime low blood sugar triggering a rebound high. Both phenomena lead to higher fasting glucose levels in the morning compared to post-meal levels.

FAQs & Answers

  1. What is the dawn phenomenon? The dawn phenomenon is a natural increase in blood sugar levels that occurs in the early morning due to hormonal changes.
  2. How does the Somogyi effect influence blood sugar readings? The Somogyi effect occurs when low nighttime blood sugar leads to a rebound high in the morning, affecting fasting glucose levels.
  3. What can I do to manage high fasting blood sugar levels? Managing high fasting blood sugar can include dietary changes, medication, and monitoring your glucose levels. Consult a healthcare provider for personalized advice.

Watch More

If you're interested in learning more about blood sugar management, check out our other videos on diabetes management strategies and the impact of diet on blood sugar levels.

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  3. How Stress Impacts Fasting Blood Sugar Levels Discover how stress affects your blood sugar and tips for managing it effectively.