Research Article

Physiological Evaluation of Childcare-Associated Muscle Load on the Neck and Shoulder Region in Japanese Women

Figure 4

Photographs and electromyograms of the “dakko” movement from participant N. (a) An increase in the EMG amplitude was observed when lifting the child from the stroller. When holding the child, changes in the amplitude and frequency were not observed. (b) An increase in the EMG amplitude was observed when returning the child to the stroller.
(a)
(b)