hi im 22yrs old and my weight is 200 right now im 38 weeks pregnant and the back of my right ankle hurts like if theres a bruise but the color of my skin looks the same and i didnt hit it on anything and both my feet have been swollen for like 3 months and the right one has been swollen more then the left for about a month. is this normal cause im close to the end of my pregnancy or should i bee concerned