Definition. Hypothermia is a medical emergency that occurs when your body loses heat faster than it can produce heat, causing a dangerously low body temperature. Normal body temperature is around 98.6 F (37 C).
The medical term is bromhidrosis. Occasional abnormal body odor may be a temporary effect of a metabolic change, such as fruity breath in diabetic ketoacidosis, but by far the most common cause of abnormal body odor is excessive perspiration or hyperhidrosis (overactive sweat glands).
Rare causes of abnormal urine odor include: Phenylketonuria. Phenylketonuria is an incurable genetic disease that is present at birth. The disease makes you unable to break down an amino acid called phenylalanine. Other symptoms include: 1  decreased skin pigmentation. 2  a large head.