The genetic history of the British Isles is the subject of research within the larger field of human population genetics. It has developed in parallel with DNA testing technologies capable of identifying genetic similarities and differences between populations.he genetic history of the British Isles is the subject of research within the larger field of human population genetics. It has developed in parallel with DNA testing technologies capable of identifying genetic similarities and differences between populations.
Brittle diabetesâalso called labile diabetesâis a rare but serious form of the disease in which there are dramatic and often unpredictable fluctuations in blood sugar levels. Blood sugar naturally rises and falls throughout the day in response to meals, exercise and other factors.
Brittle diabetes is not an uncommon complication of type 1 diabetes but rather a distinct and separate FORM of type 1. Brittle diabetics can do everything right (optimized diet, exercise, carb counting and insulin regimen) and yet experience rapid unpredictable highs and lows in their BG levels.rittle diabetes is not an uncommon complication of type 1 diabetes but rather a distinct and separate FORM of type 1. Brittle diabetics can do everything right (optimized diet, exercise, carb counting and insulin regimen) and yet experience rapid unpredictable highs and lows in their BG levels.