We are planning for a baby and started trying the last cycle .My last period started on Nov 31st and I tracked my ovulation days through mobile app accordingly . My period was due around 3rd this month .I haven't had my period yet and I am feeling period like pain .I am getting sharp stomach pain for consecutive 3-4 nights which disappears in the morning .And got back pain 2 nights before .Feeling bloated . Can I be pregnant ?