I'm very sleepy and feel bad, I have headeach to, and when I walk I have fatigue, my heart beat go…

I'm very sleepy and feel bad, I have headeach to, and when I walk I have fatigue, my heart beat go faster, and im fat, I don't know what's happening to me, I'm constipated to, and my períod only last 5 days that's weird because always last 6 days, I need a opinion please someone can say something I always post something and no one answer