I keep seeing weird crap i dunno if im crazy or if this place is haunted? ?

i keep seeing weird crap and weird crap keeps happening i dunno if my house is haunted or if im losing my mind with stress but ive seen: blue things in little cloaks in my house, gray things with big eyes, completely-white sihlouettes moving around my backyard, black sihlouettes moving around in my house, doors opening and closing, and of lights and its REALLY freaking me out... what the hell do i do about this?