Adult women need 2,333 IU of vitamin A each day, and men need 3,000 IU, according to the University of Maryland Medical Center. If you are pregnant, you need 2,567 IU, and if you are breastfeeding, you need 4,333 IU. For adults who are not pregnant, the tolerable upper limit of vitamin A is 10,000 IU a day. If you are pregnant, consult your doctor regarding your upper limit.
Thailand has also participated in the Winter Olympic Games since 2002. As of 2008, only one person, Prawat Nagvajara, has represented Thailand at the Winter Olympics. Thai athletes have won a total of twenty-one medals, mostly in boxing.Thailand's most successful Games to date were the 2004 Games in Athens, where they won eight medals. The National Olympic Committee for Thailand was created in 1948 and recognized in 1950.s of 2008, only one person, Prawat Nagvajara, has represented Thailand at the Winter Olympics. Thai athletes have won a total of twenty-one medals, mostly in boxing.
Great Britain was one of 14 teams to compete in the first Games, the 1896 Summer Olympics in Athens, and is one of only three nations (France and Switzerland are the others) to have competed at every Summer and Winter Olympic Games.reat Britain's Olympic modern pentathlon debut was in 1912 when the it was first included in the Olympics. Since the women's event was added in 2000, Great Britain has medalled in that event at every Games. The most successful Games was in 2000, when Great Britain won the gold and bronze medals.