what the...

im 13 dpo. af is not welcome on the 29. ive bn taking prenatal vitamins this month. i had af like cramps on at 7 dpo, mild cramping 9 dpo and a couple charlie horses, 11 dpo stabbing pain in both breast, headache and body soreness, 12 dpo tender breast, mild cramping, and lower back ache, this morning ive bn ok but now im see ewcm..idk what to think.. am i pregnant or out this month? has anyone else experienced this and got a bfp?