Anu Järvekülg

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The contribution of opioid receptors to the mood effects of aerobic gymnastics was tested by oral administration of naltrexone (25 or 50 mg) in 12 healthy women (aged 22 - 30 years). The opioid receptor blockade eliminated decreased anxiety, negative affect level and depressiveness as well as increased positive affect level, as found in a placebo trial(More)
It has been showed that the positive mood effects of aerobics may be eliminated by unpleasant working conditions. The aim of this study was to test the dependence of fitness improvement in aerobics on environmental conditions. The study was performed on three aerobic dance groups (total of 42 women, aged between 19 and 27 years old). According to a special(More)
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