Moderate alcohol intake and heart rate variability adaptations to high-intensity interval training in healthy young adults: the BEER-HIIT study - Ginés Navarro-Lomas; Alejandro De-la-O; Manuel Dote-Montero; Manuel J. Castillo; Francisco J. Amaro-Gahete; Abel Plaza-Florido (Frontiers in Cardiovascular Medicine, 2026)