I might not be able to have kids !!!!

Evie • I'm 13 and have been on my period for a year boys get it easy. 😵😵😷🙄
Ok I am only 13 well my mum has polysistic ovaries ( where you can not have kids)  and because my periods are so irregular she think I my have it as I have some signs like easy weight gain should I worry or is it nothing ??  I barley eat anything but I put on so much 😬😬???