Manual handling performance: the effects of menstrual cycle phase

摘要

Physiological and subjective responses to physical performance have been shown to interrelate with fluctuations in the female hormonal environment throughout the menstrual cycle. The aim of this study was to examine whether these fluctuations affect the strenuous performance required in manual handling. Seventeen eumenorrheic females performed lifting tasks in five phases of their Menstrual cycle. These task were maximalisometric lifting strength (MILS) and An endurance lift at 45/100 MILS (t),at both knee and waist height; and the Selection of a maximal acceptable load (MAL) to lift six times per min, for 10 min, in both the sagittal and asymmetric planes.