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Longevity & Aging · Diets · Metabolic & Cardiometabolic

time-restricted eating 10h window improves cardiometabolic risk markers in shift workers firefighters

In plain terms: Does a 10-hour eating window help shift workers heart and metabolic health?

Insufficient Longevity & Aging
RefutedContestedStrong support
consensus score 0.33
⚖️ Thin evidence — read the needle loosely. The score shows which way the studies lean, but there are too few independent, high-quality ones to place it firmly. Expect this to move as better evidence arrives.

Promising in one decent randomized trial, but it is Panda's own lab, both arms were also nudged toward a Mediterranean diet, benefits were modest/subgroup-limited, and it has not been independently replicated.

Evidence ladder

How far up the ladder this claim has climbed. A high consensus on a low rung means "consistent so far," not "proven in people."

Top evidence so far: Human trials (RCT / n-of-1)

MechanismIn-vitroAnimalObservationalRCTMeta-analysis

How the studies fall

1 support 0 contradict 0 tested null 1 mixed · 2 sources, 1 independent group

The evidence (2)

SourceGradeStanceQualityFinding
Manoogian
2022 · Cell Metab
RCT mixed moderate Panda-lab Healthy Heroes RCT (n=137 firefighters): TRE feasible, decreased VLDL size; HbA1c/diastolic-BP improvements only in the elevated-baseline-risk subgroup; both arms coached toward Mediterranean diet (confound).
Manoogian
2021 · BMJ Open
RCT supports low Panda-lab protocol paper — design/rationale only, not outcome evidence; underscores single-lab origin of the claim.

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Educational only, not medical advice. Grades and scores reflect published evidence weighted by study design and quality; see the methodology.