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.
View full size image. Diabetes is a condition characterized by high blood sugar (glucose) levels, and Type 2 diabetes is the most common form. Type 2 diabetes is a chronic disease, and left untreated, it can cause serious health complications.iew full size image. Diabetes is a condition characterized by high blood sugar (glucose) levels, and Type 2 diabetes is the most common form. Type 2 diabetes is a chronic disease, and left untreated, it can cause serious health complications.