Then there was the reader whose 50-year-old husband had suffered from arrhythmia for four years. More information was needed from you, and so here it is.
A male reader, who is also 50 years old, has had episodes of arrhythmia for 25 years. His has worsened in the last few years as he believes his body metabolism has changed as he's aged. Stop drinking caffeine and sugar-loaded drinks for a start, he advises. Arrhythmia can be caused by a mineral imbalance, thyroid problems, and caffeine and alcohol consumption, suggests one reader, as can some pharmaceutical drugs. In terms of background information, try Hans Larsen's book on atrial fibrillation.