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Cholesterol Myths Debunked: Expert Advice for Healthier Hearts
24 Aug
Summary
- Dietary cholesterol has little impact on blood cholesterol levels
- Lifestyle factors like sleep, stress, and exercise also affect cholesterol
- High cholesterol can develop at any age, not just in older adults

As of 2025-08-25T18:42:56+00:00, experts are working to debunk several common myths about high cholesterol and heart health. Contrary to past beliefs, the latest research shows that dietary cholesterol has a relatively small effect on blood cholesterol levels, while saturated and trans fats are much more influential in raising LDL, or "bad" cholesterol.
Rather than avoiding cholesterol-rich foods altogether, health professionals now recommend limiting saturated fats found in fatty meats and full-fat dairy products, while focusing on adding heart-healthy unsaturated fats from sources like nuts, seeds, avocados, and fatty fish.
Additionally, experts emphasize that dietary changes alone may not be enough to significantly impact cholesterol levels, as other factors like sleep, stress, exercise, and genetics also play a significant role. As of the current date, they advise setting small, achievable goals to improve overall lifestyle habits for better heart health.
Contrary to the misconception that high cholesterol only affects those with higher body weights, it is possible to develop the condition at any size or age. In fact, about 7% of U.S. children and adolescents aged 6 to 19 currently have high total cholesterol. Experts recommend regular cholesterol screenings and building heart-healthy habits early on to address the issue proactively.