stressed need help!!

i was suppost to get my period on january 17th and its febuary 5th and nothing!! i took a test this weekend and it came out negavite what should i do. ughh
ive been feeling weird lately to ive been getting headaches alot and also my lower back would hurt a lot.

dr appointment hun, for bloods. x

Quoting Emma Mayo:" dr appointment hun, for bloods. x"

thats what i was thinking but thats hun =]