Blood pressure question

Rebecca • Mummy to a 4 year old little princess & a new little bundle of joy on the way I can't wait to tell my family & friends
Evening all I'm just past the 30 week mark nd the past few days now my arms nd legs have been feelin very heavy and numb and now every time I blow my nose it's like a little nose bleed could this be due to heigh blood pressure?? 
Any help would b greatly appreciated