Last period on November 29th. no period for December only light pink discharge on the 8th and then…

Last period on November 29th. no period for December only light pink discharge on the 8th and then two days later light brown when I wiped. and tested a few days ago last week it was negative. but now im extremely hungry, nauseous when I don't eat don't get full, sleepy, moody,back ACHES,headaches, lightheaded,fatigue ..... idk what to think??? I'm irregular so idk if at is just playing games or what??? what do y'all ladies think???🤔🤔🤔 should I test 👇👇👇