Severe pain

Today was a normal Monday to me at least that's what I thought.  I woke up drove 2 of the 3 boys to school then helped Javier with some college applications. I started to clear out some of the junk in my room since my surgery will be on Monday and I don't want so much clutter so it will be easier for my husband to keep up with the house cleaning. I picked up the 2 boys and when I came home I cut up a couple of veggies to make tortas with the stuff my mom had brought back from Mexico yesterday. After I cleaned up and took out the last load of laundry I came into my room and layed down to watch some tv. After like 30 mins I began to get a sharp pain in my lower back and all down my right leg and couldn't move it. It took me more than a minute just to turn over. When I had to get up to use the restroom it was super painful. I had to turn around on my tummy then slowly swing my legs off the bed to get up. To sit on the toilet I had to place my right arm on top of the toilet and sit down then turn on the seat to go. Then to get up I had to hold on to the cabinet.  This is normal for me now when I've been on my feet a lot but couldn' t understand why the pain was this bad today. I cried so much a couple minutes ago I had to apologize to my husband for asking him up. Not even this pain patch seems to be working today. I wish this pain would just go away so I can be myself again.