Question: how can you tell if your pregnant the first week?
Answer: Tender, swollen breasts. Your breasts may provide one of the first symptoms of pregnancy. ... 
Flatulence. ... 
Fatigue. ... 
More prominent veins. ... 
Slight bleeding or cramping. ... 
Nausea with or without vomiting. ... 
Food aversions or cravings. ... 
Headaches.