I smoked for 40 years or more and tried several times to quit smoking. I finally set a date on Easter, Prayed for God's help and used nicotine patches. I have been quit for over 7 years, Thank God!. I am on oxygen 24-7 and sure wish I had quit sooner. May God Bless

Could also be your heart, and that is the first thing I'd check,,

Have very bad circulation in legs & feet ,take Bactrim for skin irritations in feet & legs ,still see doctors regularly for these issues ,but they are not better .....not much can be done because of copd etc ,just have to live with a lot of the problems ... Hard to love me sometimes....

donot wish to put bad news ,,but get your but to get checked out asp ,read my story ,/and till i keeped going to the docters for 9 years about cramps .hands cold legs to i never thourt of my .short of breth as my job was working in cold water ,i wish you just go,stop looking on internet ,/i know it helps on some things.please go to your doctor ,x

I may be requiring blood thinners. I'll be asking my go about it and my lung specialist. Thanks everyone. I hope that's all it is as I'd hate it to be heart related