Diabetic ketoacidosis. Diabetic ketoacidosis is a life-threatening problem that affects people with diabetes. It occurs when the body cannot use sugar (glucose) as a fuel source because there is no insulin or not enough insulin. Fat is used for fuel instead.
end-of-life care. 1  multidimensional and multidisciplinary physical, emotional, and spiritual care of the patient with terminal illness, including support of family and caregivers.
Old age refers to ages nearing or surpassing the life expectancy of human beings, and is thus the end of the human life cycle. In October 2016, scientists identified the maximum human lifespan at an average age of 115, with an absolute upper limit of 125 years.