Advice needed

Just need some advice… I’m 26 dpo my periods about 12 days late I been getting cramps every other day , every morning I wake up I gag , always tired . I took a pee pregnancy test a week late at my drs appointment it was negative and just tested again Tuesday so 10 days late ? Just curious what’s going on . Get a couple drops of like light blood on my underwear then I wipe and there’s nothing … just very confused … any tips would help i appreciate it:)