Hi I have had two long episodes of A/F in the last week. The first causing me to cancel a weekend dancing holiday, as I had pains in my abdomen as well. I am also really fatigued am due to see consultant Wednesday to discuss pacemaker, as stairs are beginning to be a problem and fast walking or up hills. Bit concerned about the idea of a pacemaker, anyone else had one. My present pulse rate about 48, On Bisoprolol 5mg. Have been for many years. The condition is definitely getting worse. Had ablation 2010 for tachycardia, which worked, but now have A/Trying to be positive, this website helps..