I want to know if exercise can change genes or not, if yes then what is process behind it and is it permanent or temporarily.
closed as off-topic by SZCZERZO KŁY, Mołot, Kepotx, Measure of despare., user535733 Feb 28 at 13:06
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Within a single individual, you can't affect the genes themselves, but you can affect the expression of those genes (that is whether/how genes will activate). This is called epigenetics. And indeed, physical exercise causes a myriad of epigenetic changes.