The Study
Intermittent Fasting for the Prevention of Cardiovascular Disease Risks: Systematic Review and Network Meta-Analysis
This study looked at lots of experiments where people tried different ways of eating only at certain times, and found that some of those ways helped lower things like weight and blood pressure. But it didn't prove that fasting causes better health — it just shows a strong pattern that might be real, but could also be influenced by other things.
Analysis score
Maximum 100 for a systematic review with meta-analysis.
Where the score came from
This study compared different ways of fasting to see which helps lose weight and lowers blood pressure, sugar, and bad cholesterol the most.
Where does this study sit?
Reviews of RCTs (Meta-analyses)
Max 100Randomized Trials
Max 90Reviews of Cohort Studies
Max 85Cohort Studies
Max 72Reviews of Case-Control Studies
Max 63Case-Control Studies
Max 58Cross-Sectional & Case Series
Max 50Expert Opinion
Max 566 / 100
Quality score
The highest quality evidence. Systematic reviews and meta-analyses that pool randomized controlled trials, giving the most reliable summary of experimental evidence.
Key takeaways
Summary
Based on the study abstract and findings.
- 1Losing 5 kg and 3.5 cm waist is meaningful for heart health; losing muscle with TRE is a downside; lowering LDL by 7 mg/dL is a strong benefit.
- 2mADF: lost 5.18 kg weight, 3.55 cm waist; TRE: lowered blood sugar by 3.74 mg/dL and lost 0.82 kg muscle; PF: lowered LDL cholesterol by 6.80 mg/dL.
Score breakdown, methodology, conflicts of interest, evidence analysis & raw study data
Publication
Journal
Current Nutrition Reports
Year
2025
Authors
K. T. Kibret, Anna Peeters, T. Tegegne, Y. Mesfin, M. Nichols
Related Content
Claims (6)
In adults with overweight or obesity, time-restricted eating leads to a 0.82 kg greater loss of lean body mass than eating at usual times.
In adults with overweight or obesity, modified alternate-day fasting results in an average reduction of 5.18 kg in body weight, 3.55 cm in waist circumference, 7.24 mmHg in systolic blood pressure, and 4.70 mmHg in diastolic blood pressure after interventions lasting 4 to 104 weeks.
In adults with overweight or obesity, time-restricted eating lowers fasting blood glucose by 3.74 mg/dL, reduces waist size by 3.00 cm, decreases diastolic blood pressure by 3.24 mmHg, and reduces fat-free mass by 0.82 kg compared to other intermittent fasting methods over 4 to 104 weeks.
In adults with overweight or obesity, periodic fasting lowers LDL cholesterol by 6.80 mg/dL compared to a usual diet, and among intermittent fasting methods, only periodic fasting has been shown to significantly reduce this lipid marker.
Eating over a long window keeps insulin levels high, while eating within a short window causes insulin levels to drop, allowing the body to burn fat.
In adults with overweight or obesity, modified alternate-day fasting lowers systolic blood pressure by 6.08 mmHg more than alternate-day fasting with no calories on fasting days.
Not medical advice. For informational purposes only. Always consult a qualified healthcare professional before making health decisions.