A major effect of long-term weightlessness involves the loss of bone and muscle mass. Without the effects of gravity, skeletal muscle is no longer required to maintain posture and the muscle groups used in moving around in a weightless environment differ from those required in terrestrial locomotion.
Marina /ma-ri-na/ [3 sylls.] as a girls' name is pronounced mah-REE-nah. It is of Latin origin, and the meaning of Marina is from the sea. From marine. A saint's name. Shakespeare gave the name to Pericles' daughter in his play Pericles, Prince of Tyre.
Meanings and history of the name Melania: | Edit. From MÃ©lanie, the French form of the Latin name Melania, derived from Greek Î¼ÎµÎ»Î±Î¹Î½Î± (melaina) meaning black, dark. This was the name of a Roman saint who gave all her wealth to charity in the 5th century. Her grandmother was also a saint with the same name.