Need Help!

Caitlin

As Of Today I Was 4 Days Late On My Period My Period Is Supposed To End Tomorrow. I Just Went To The Bathroom And Only Had White/Pink Very Little Discharge. I Have Had Zero Cramps. Boobs Sore (One More Then The Other),Car Sickness Lately,Tired More,And Twice My Veins In My Boobs And Wrists Have Been Vety Dark. But Ive Taken 3 pregnancy tests In 4 Days All Neg. Could I Still Be Pregnant?