The present invention is a method of alleviating the symptoms of Parkinson''s disease in a parkinson''s disease model fruit fly, comprising irradiating low-dose radiation to fruit fly embryos. According to the present invention, there is an effect of alleviating the symptoms of Parkinson''s disease in the Parkinson''s disease model fruit fly by irradiating low-dose radiation to fruit fly eggs (embryo). And furthermore, it can be used as basic data for verifying the effect of low-dose radiation as a means for the treatment of Parkinson''s disease, and has the effect of being utilized as an in vivo model in various studies using low-dose radiation.
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