Anxiety Really sucks

I have my good days and I have my bad days. But here lately i feel as if I have been having more bad days than good. I tend to freak myself out over the smalles things.
If I have a headache, i automatically think the worse!!! Then I start having my heart beat real fast and the anxiety starts.
I often sit and think "where the hell did this crap come from" i had a wonderful childhood and I have wonderful family. Who knows! LOL....all I can do is pray everyfay to my wonderful God and ask him to give me strenghth