leg numbness the last week when I get up from sitting or sleeping, my legs is so asleep it doesn t have prickling sensation its just numb and as I get up my knee buckles, my legs feel like jello, and I fall to the floor. I m 24 weeks pregnany, also my vision has gotten worse and my blood pressure has been low the past few times its been taken, all my life its been regular at 120/80. took it today and it was 70/50 and I can t seem to stay awake. extreme fatigue even before pregnancy. any help