help please. someone

i need help someone i’m depressed & it’s not my period. idk what to do with depression i try to keep myself busy, but i always get tired & feel low all over again. depression has takin over me mentally & physically. it’s like my depression thought are louder than my thoughts of me saying everything will be okay. i been feeling low for 3+ years every once in a while but i always knew how to control it sometimes. but now it’s just been feeling impossible to get over . i need help. anyone . please . i hate it