I'm new here, I am 5 days late on my period I usually have it dead on the day never miss but have been trying for a baby for 6 months now my nipples are sore and I took two pregnancy tests on the 1 and 2 on February both negative , I have no idea if I should buy another one and when to take it I'm hoping I am pregnant , but don't want to get my hopes up . Help! I also been having slight cramps like I will have my period my backs been sore and feel sick sometimes throughout the day.