I really need some advice help me please ?

I've been feeling really weird. I never been pregnant before and I think im starting to feel symptoms like short of breathing, heavy stomach feeling slick kind of moody and emotional and kind of nausea, dem my breast hurt and my nipples are peeling, but im at the end of my period but its spotting and I niall dont spot like im spotting now and I really just cant sleep. I need to know if im pregnant