Expecting my menstrual in two days

TG • 26 and pregnant ....👶🏾👑😍❤️
My menstrual cycle on average is 35 days...Today is cycle day 34 and my period is expected according to my <a href="https://play.google.com/store/apps/details?id=com.glow.android">Glow app</a> day 36 of my cycle.....I had unprotected sex on day 25 of my cycle and have been extremely tired not sure if it's my menstrual or something else that is wrong ??