Myths vs facts: Triglyceride and blood sugar

Myths vs facts about triglycerides and blood sugar: A common myth is that only cholesterol matters – in reality, elevated triglycerides are an independent risk factor for cardiovascular disease. Another myth: high triglycerides come only from fatty foods. In truth, sugars and refined carbohydrates are the main drivers. Blood sugar is also misunderstood: not only diabetics need to monitor it – even mildly elevated fasting glucose (prediabetes) increases heart attack and stroke risk. Fact: triglycerides and blood sugar are closely linked. High blood sugar stimulates the liver to produce more triglycerides. Conversely, lowering blood sugar often improves triglyceride levels. Exercise, a Mediterranean diet, and weight loss benefit both markers. The evidence base is strong (randomized trials, guidelines), but individual genetic factors play a minor role. DNA-based polygenic scores for triglycerides or blood sugar have low predictive power and are not clinically established. Those seeking to improve their numbers should focus on lifestyle – not genetic tests.