I need help with my dark circles!?

okay so i have really really bad dark circles under my eyes! and its not from lack of sleep! my mom says its heredity and that i got them from my grandpa! but they are so so so bad!! i try covering them with a concealer but they still are visible and the concealer makes them also look flacky! andi do moisterize and i have used so so so many diffrent concealers and i have also tried tons of those things you use under your eyes like hydrolize and many others! i thought maybe it was the concealer so i didnt wear it and it looked terrible they were so dark at school and people kept pointing them out! please help me! and please dont say something like get active and be happy becasue im in many sports and i really am happy but when i look in the mirrir these thing are like so unbelivable dark!!!