Noone Appreciate Me

Ok well I'm start be saying hello. I do my best to help anyone I can even if I gotta put my self last. But no seems to fill that I do enough. I work 12 hour shifts go to school take care of my home.. I also watch my friend kids on my off days. My body feel very week I'm mentally tired. It's like I never get a break I don't ever go out and have me time are even have me time on my off days. But know one seems to care it's always about what I could do that benefits them.. I just really wand to know do anyone have some advice.