What Environmental Factors Influence Height And Weight In Humans

This article looks at how people can increase their height during development. For humans height and weight is determined genetically and environmentally. Even if relative contributions of genes and environments to the total phenotypic variances of height weight and bmi are similar in caucasian and east asian populations the absolute variances of genetic and environmental factors for the body measures can differ appreciably between the two major human populations. Human height or stature is the distance from the bottom of the feet to the top of the head in a human body standing erectit is measured using a stadiometer usually in centimetres when using the metric system or feet and inches when using the imperial system. Growth responses of the school child to changes in diet and environmental factors. Genes determine around 80 of a persons height but environmental factors can also affect it.

Nutrition and especially lack of dietary protein is. A mother who has proper nutrition avoids smoking does not drink alcohol and has a healthy lifestyle will provide the best environmental factors for taller children. However common environmental influences were for the most part no longer significant by early to mid adolescence. Genetic and environmental factors in relative body weight and human adiposity. Indices of obesity derived from body weight and height. Body weight race and climate.

1virginia institute for psychiatric and behavioral genetics richmond virginia 23298 usa. Besides the genetic factors a multitude of environmental factors such as nutrition and childhood diseases operate during the growth period and can affect the final attained height. For the most part genetics plays a role in how tall or short an individual is. The prenatal environment is another factor in determining human height. In the early phase of anthropometric research history questions about height techniques for measuring nutritional status often. Khosla t lowe cr.

Br j prev soc med. Maes hh1 neale mc eaves lj. Common environmental influences were found to play an important role in influencing variability in body weight height and bmi in early childhood in both sexes particularly for body height where the influence of the common environment remained significant for a longer period up through 12 years of age. Pmc free article roberts df. In the presence of adverse environmental conditions the physical growth of children can decline and even adult height be affected 12 13 14. Howe pe schiller m.