In the clinical see some friends appear heavy sweat odor, in fact, this is mostly seen in adolescents or sweating more people. Physiological sweat odor is seen in heavy sweating, sports, personal hygiene and cleaning is not easy to appear, and even accompanied by bacterial fermentation involved in the later, sweat odor is very obvious. Pathological, especially in the local sweat smell and the whole body sweat smell, if in the armpits or groin these places appear sweat smell heavy, is more local sweating, this may also be accompanied by like fox odor, etc., sweat gland secretion of excessive disease. In addition, the normal personal hygiene cleaning when the whole body sweat smell, also seen in special diseases, such as hyperthyroidism or acromegaly and other diseases, sweating more, more likely to appear the whole body sweat smell heavy situation.