... in plasma insulin level within the physiological range does not affect the magnitude of symptomatic, hormonal or physiological responses to the same degree of hypoglycaemia. INTRODUCTION The physiology of counterregulation to hypo- glycaemia in normal subjects and patients with diabetes has been intensively...

...- tain euglycaemia, whilst at the same time infusing glucagon, adrenaline, noradrenaline, cortisol and growth hormone to raise circulating levels of these hormones to values similar to those found during Key words: cognition, counterregulation, glucose kinetics, hypoglycaemia. Cornspondence: D r David...