iron deficient anenia

hello,  it's been a while since i been here in the site.  i was just in the hospital with troublle breathing when i walk and swelling of my legs.  doctor says 1. congestive heart fairlure although my "echo" was normal anda new blood test the doctor canorder to chck for #1. and iron deficient anemia.  i wasgiven a unit of blood and i felt like a million bucks bythe next day.  but i'm kinda of scared to go have iron infusions.  can anyone give me insight???? thanks  jennifer, akron, ohio

I've read posts from a couple and they say they are no big deal at all.