Effect of spaceflight on the human body of muscle fibre prominent in muscles also change. Slow twitch endurance fibres used to maintain posture are replaced by fast twitch rapidly contracting fibres that are insufficient for any heavy labour. Advances in research on exercise, hormone supplements and medication may help maintain muscle and body mass. Bone metabolism also changes. Normally, bone is laid down in the direction of mechanical stress. However, in a microgravity environment there is very little mechanical stress. This results in a loss of bone tissue approximately 1.5% per month especially from the lower vertebrae, hip and femur. Due to microgravity and the decreased load
The Bone People The Bone People The Bone People (styled by the writer and in some editions as the bone people) is a Booker Prize-winning 1984 novel by New Zealand writer Keri Hulme. Hulme was turned down by many publishing houses before she found a small publishing house in New Zealand called Spiral. In rejecting the manuscript, William Collins, Sons wrote: Undoubtedly Miss Hulme can write but unfortunately we don't understand what she is writing about. In 1985 Spiral collaborated with English publishing house Hodder & Stoughton. The title "The Bone People" draws parallels between the Māori people, who use bone extensively in