Question please help!!

Bianca

I’m 8 or 9dpo got two bfn today :/ kinda depressed. However my back is aching so bad, whenever I lay on my back I’m getting cramps, the other day before dinner I was dizzy and lightheaded and super nauseous!! I keep getting BFN I tracked ovulation got smiley face on 20th 21st 22nd and 23rd we did it every except the 22nd ! Is it to early to test!? Am I going crazy?