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 Biggest Douche in the Universe The Biggest Douche in the Universe "The Biggest Douche in the Universe" is the 15th episode of the sixth season and the 94th overall episode of the Comedy Central animated series "South Park". It was first broadcast on November 27, 2002 and was the last in a mini-arc depicting Cartman being occasionally possessed by Kenny. The episode is centered on Liane Cartman and Chef attempting to exorcise Kenny's soul while Stan deals with trying to debunk self-proclaimed psychic John Edward, whom the entire crew of South Park Studios agreed to be "the biggest douche in the universe." The episode is