Sports in the United States for the United States. U.S. athletes have won a total of 2,522 medals (1,022 of them being gold) at the Summer Olympic Games and another 305 at the Winter Olympic Games. Most medals have been won in athletics (track and field) (801, 32%) and swimming (553, 22%). American swimmer Michael Phelps is the most decorated Olympic athlete of all time, with 28 Olympic medals, 23 of them gold. The United States has sent athletes to every celebration of the modern Olympic Games except the 1980 Summer Olympics hosted by the Soviet Union in Moscow, which it boycotted because of the
South Korea at the Olympics since both athletes were members of the Japanese team, the IOC credits both medals to Japan. South Korea won its first medals as an independent nation at its first appearance in 1948, and won its first gold medal in 1976. South Korean athletes have won a total of 267 medals at the Summer Games, with the most gold medals won in archery, and 70 medals at the Winter Games, a majority in short track speed skating. The nation has won more medals in this winter sport than any other nation since it was introduced to the Olympic program in 1992.