Michael Hermanussen (born 26 April 1955 in

Hamburg Hamburg (, ; ), officially the Free and Hanseatic City of Hamburg,. is the List of cities in Germany by population, second-largest city in Germany after Berlin and List of cities in the European Union by population within city limits, 7th-lar ...

) is a German pediatrician and

professor Professor (commonly abbreviated as Prof.) is an Academy, academic rank at university, universities and other tertiary education, post-secondary education and research institutions in most countries. Literally, ''professor'' derives from Latin ...

at the

University of Kiel Kiel University, officially the Christian Albrecht University of Kiel, (, abbreviated CAU, known informally as Christiana Albertina) is a public research university in the city of Kiel, Germany. It was founded in 1665 as the ''Academia Holsator ...

. He is known for his work on growth and

nutrition Nutrition is the biochemistry, biochemical and physiology, physiological process by which an organism uses food and water to support its life. The intake of these substances provides organisms with nutrients (divided into Macronutrient, macro- ...

Life

Hermanussen studied

medicine Medicine is the science and Praxis (process), practice of caring for patients, managing the Medical diagnosis, diagnosis, prognosis, Preventive medicine, prevention, therapy, treatment, Palliative care, palliation of their injury or disease, ...

and worked as a pediatrician at the University of Kiel from 1982 until 1989. He investigated growth and

child A child () is a human being between the stages of childbirth, birth and puberty, or between the Development of the human body, developmental period of infancy and puberty. The term may also refer to an unborn human being. In English-speaking ...

development ( auxology) and first described mini growth spurts. Since 1990 he cooperates in international joint projects with scientists and also works in a general pediatric office. He organizes national and international meetings on growth and nutrition. From 2003 to 2011 he was a member of the scientific board of the German society for

Anthropology Anthropology is the scientific study of humanity, concerned with human behavior, human biology, cultures, society, societies, and linguistics, in both the present and past, including archaic humans. Social anthropology studies patterns of behav ...

and he is chief editor of ”Human Biology and Public Health”. He is the founder and head of the Auxological Society.

Scientific Work

Hermanussen developed new mathematical methods for improved diagnostics of growth disorders and a new technique for estimating final adult height. He developed mini-

knemometry Knemometry () is the medical term for measuring the distance between knee and heel of a sitting child or adolescent using a technical device, the knemometer. Knemometric measurements show a measurement error of less than 160 μm (0.16 mm) and ...

, a new and accurate technique for growth

measurement Measurement is the quantification of attributes of an object or event, which can be used to compare with other objects or events. In other words, measurement is a process of determining how large or small a physical quantity is as compared to ...

s in children. This device determines the

lower leg The leg is the entire lower limb (anatomy), limb of the human body, including the foot, thigh or sometimes even the hip or Gluteal muscles, buttock region. The major bones of the leg are the femur (thigh bone), tibia (shin bone), and adjacent f ...

length at an

accuracy Accuracy and precision are two measures of ''observational error''. ''Accuracy'' is how close a given set of measurements (observations or readings) are to their ''true value''. ''Precision'' is how close the measurements are to each other. The ...

that growth becomes measurable within a few days. In addition he developed a similar

technology Technology is the application of Conceptual model, conceptual knowledge to achieve practical goals, especially in a reproducible way. The word ''technology'' can also mean the products resulting from such efforts, including both tangible too ...

for measuring growth in

rat Rats are various medium-sized, long-tailed rodents. Species of rats are found throughout the order Rodentia, but stereotypical rats are found in the genus ''Rattus''. Other rat genera include '' Neotoma'' (pack rats), '' Bandicota'' (bandicoo ...

s within intervals of a few hours. This technology was important for the better understanding of the effects of

growth hormone Growth hormone (GH) or somatotropin, also known as human growth hormone (hGH or HGH) in its human form, is a peptide hormone that stimulates growth, cell reproduction, and cell regeneration in humans and other animals. It is thus important in ...

. His investigations resulted in a significant improvement of growth hormone therapies. For the first time, Hermanussen showed that

anorexia nervosa Anorexia nervosa (AN), often referred to simply as anorexia, is an eating disorder characterized by Calorie restriction, food restriction, body image disturbance, fear of gaining weight, and an overpowering desire to be thin. Individuals wit ...

patients do not only stop growing they even can shrink. Since 2002 he works in

and

obesity Obesity is a medical condition, considered by multiple organizations to be a disease, in which excess Adipose tissue, body fat has accumulated to such an extent that it can potentially have negative effects on health. People are classifi ...

, with particular respect to

monosodium glutamate Monosodium glutamate (MSG), also known as sodium glutamate, is a sodium salt of glutamic acid. MSG is found naturally in some foods including tomatoes and cheese in this glutamic acid form. MSG is used in cooking as a flavor enhancer with a ...

appetite Appetite is the desire to eat food items, usually due to hunger. Appealing foods can stimulate appetite even when hunger is absent, although appetite can be greatly reduced by satiety. Appetite exists in all higher life-forms, and serves to reg ...

regulation. During this project Hermanussen showed for the first time that

convenience food Convenience food (also called tertiary processed food) is food that is commercially prepared (often through processing) for ease of consumption, and is usually ready to eat without further preparation. It may also be easily portable, have ...

contains

neurotransmitters A neurotransmitter is a signaling molecule secreted by a neuron to affect another cell across a synapse. The cell receiving the signal, or target cell, may be another neuron, but could also be a gland or muscle cell. Neurotransmitters are rele ...

. In the global debate on the causes of stunting, he argues that stunting is not a synonym of malnutrition, but is socially conditioned.

External links

PubMed citationsHermanussen, Michael (2013) Auxology. Studying Human Growth and Development. Schweizerbart Science

Footnotes

{{DEFAULTSORT:Hermanussen, Michael German pediatricians 21st-century German anthropologists German medical researchers 1955 births Living people Auxologists