Mixed
Weight loss achieved through exercise and weight loss achieved through calorie restriction produce comparable improvements in LDL particle size and VLDL mass, but exercise yields a significantly greater increase in HDL2 mass than diet when adjusted for equivalent weight loss.
If you are losing weight, combining exercise with calorie restriction is superior to dieting alone for improving your HDL (good) cholesterol profile. While both methods improve LDL particle size and VLDL levels equally for the same amount of weight lost, only exercise significantly boosts HDL2 mass beyond what weight loss alone achieves. Prioritize aerobic exercise (like running) alongside your dietary changes to maximize cardiovascular benefits.
When adjusted to an equivalent change in body mass index by analysis of covariance... exercise-induced and diet-induced weight loss produced comparable mean changes in the mass of small LDL and VLDL, and in LDL peak particle diameter... HDL2 increased significantly less in dieters than in exercisers.
Why this rating
Randomized controlled trial with 1-year duration and rigorous analytic ultracentrifugation measurements, though the sample size (n=130) is moderate.
Source
Changes in lipoprotein subfractions during diet-induced and exercise-induced weight loss in moderately overweight men.
Paul T. Williams et al. · Circulation · 1990
DOI 10.1161/01.cir.81.4.1293
Related findings · Mixed
- Bariatric surgery (VSG and RYGB) is the most effective and sustainable treatment for obesity, producing marked and sustained weight loss that non-surgical interventions cannot match.Strong
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- For patients with Class III obesity (BMI >39.9 kg/m2), metabolic bariatric surgery (MBS) is significantly more effective than any currently approved medication, with BilioPancreatic Diversion (BPD) showing the highest estimated weight loss.Strong
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