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For people with type 2 diabetes, factors like age, weight, blood sugar levels, and past heart problems can tell us whether losing weight through diet and exercise will help or hurt their heart health.

Evidence from Studies

Supporting (1)

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Heterogeneity of Treatment Effects From an Intensive Lifestyle Weight Loss Intervention on Cardiovascular Events in Patients With Type 2 Diabetes: Data From the Look AHEAD Trial

Computational/Algorithm Study
Human
2019 Oct

This study found that for some overweight people with type 2 diabetes, losing weight through lifestyle changes helped their heart, but for others, it didn’t help—or even hurt. That means their starting health details (like age, blood pressure, or lab results) can tell us whether the diet and exercise plan will help or hurt them.

Contradicting (0)

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No contradicting evidence found

Gold Standard Evidence Needed

According to GRADE and EBM methodology, here is what ideal scientific evidence would look like to definitively prove or disprove this specific claim, ordered from strongest to weakest evidence.

Source Study

Heterogeneity of Treatment Effects From an Intensive Lifestyle Weight Loss Intervention on Cardiovascular Events in Patients With Type 2 Diabetes: Data From the Look AHEAD Trial

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DOI: 10.2337/dc19-0776

Similar Assertions

For some people with type 2 diabetes who are overweight, losing weight through diet and exercise can lower their chance of having a heart attack or stroke—but for others, it might actually increase that risk.

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85%

Losing weight with diet and exercise doesn’t always help the heart in people with type 2 diabetes—sometimes it helps a lot, sometimes it doesn’t help at all, and sometimes it might even make things worse.

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82%

If you’re overweight (BMI 23 or higher), having type 2 diabetes explains about a quarter of why you’re more likely to have heart problems — meaning diabetes is a big reason why extra weight hurts your heart.

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72%

People with type 2 diabetes who eat less healthy foods are more likely to be overweight or have high blood sugar than those who eat healthier.

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72%

People with type 2 diabetes who eat less healthy foods are more likely to be overweight or have high blood sugar than those who eat healthier.

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71%