Human Performance
Exercise
What the training literature actually shows about strength, cardiovascular fitness, and longevity.
verifiedHigh Evidence12 Min Read
The Glucose Myth: Re-evaluating Glycemic Load in Metabolic Health
New longitudinal data suggests insulin sensitivity is less about sugar spikes and more about fiber-bound carbohydrates, lipids, and metabolic context.
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BRIEFINGS
Research Notes
JOURNAL OF CLINICAL NUTRITIONdescription
“Serum vitamin D levels below 30ng/mL significantly correlate with reduced T-cell activation in high-altitude populations.”
MODERATE EVIDENCESOURCE
NATURE METABOLISMquery_stats
“Artificial sweeteners identified as potential disruptors of the GLP-1 signaling pathway in murine models.”
SPECULATIVE EVIDENCESOURCE
THE LANCETbiotech
“Highest cardiovascular risk observed at both extremes of sodium intake, describing a U-shaped mortality curve.”
HIGH EVIDENCESOURCE