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
Digby, the Biggest Dog in the World Digby, the Biggest Dog in the World Digby, the Biggest Dog in the World is the title character of a British children's fantasy-adventure comedy film released in 1973 starring Jim Dale, and directed by Joseph McGrath. A large supporting cast of British movie stalwarts includes Spike Milligan, Angela Douglas, Norman Rossington, Milo O'Shea, Dinsdale Landen and Victor Spinetti. The production included composer Edwin Astley and cinematographer Harry Waxman. The film was based on the novel "The Biggest Dog in the World" by Ted Key. The film starred Fernville Lord Digby in the title role. Digby was then the reigning Dulux