when i get done eating i feel very sickish...

Hi , i am 18yrs old and my period was dude on May 24th or May 25th my last period was April 23thrd. On May 11th I experienced pinkish and brown spotting , i have no symptoms that my period is coming. No tender breast or no cramping. I Am very bloated and i feel very full ... and when i get done eating i feel very sickish and i been sleeping a lot and i been having a lot of frequent urination especially at night. Am i pregnant?