More evidence "AF" is really the consequences of prolonged under-eating:
"Adrenal hyperfunction is when the adrenals are being challenged by stress, but are adequately responding. People who have adrenal hyperfunction may or may not have symptoms. They are in Selye’s “resistance phase”. They may be prone to sports injuries or tendonitis. They may have insomnia, GI symptoms, a tendency toward food cravings, a tendency to skip meals, have anxiety or heart palpitations. "