The effect of 12-week of pyramidal and polarized training intensity distribution in national elite adolescent swimmers - Arroyo-Toledo, J. J.; Sortwell, A. D.; Clemente-Suarez, V. J. (Journal of Swimming Research, 2020)
Keywords: swimming; junior elite sport; youth; female; load organization; load intensity; training effect; training periodization; interval method; endurance; relation; performance; O2-uptake; maximum; heart rate; physique; USA; endurance sports; junior sports