Human Tissue Act 2004 Human Tissue Act 2004 The Human Tissue Act 2004 (c 30) is an act of the UK parliament applying to England, Northern Ireland and Wales. It consolidates previous legislation and created the Human Tissue Authority to "regulate the removal, storage, use and disposal of human bodies, organs and tissue." The Act was brought about as a consequence of, among things, the Alder Hey organs scandal, in which organs of children had been retained by the Alder Hey Children's Hospital without consent, and the Kennedy inquiry into heart surgery on children at the Bristol Royal Infirmary. A consultative exercise followed the
Body composition Body composition In physical fitness, body composition is used to describe the percentages of fat, bone, water and muscle in human bodies. Because muscular tissue takes up less space in our body than fat tissue, our body composition, as well as our weight, determines leanness. Two people of the same sex and body weight may look completely different because they have a different body composition. The most accurate estimation of body composition is derived from body density by means of the equation of fractional densities which states that the overall density of a mixture containing more than one substance (each