It's a rare individual that needs to increase his sodium intake -- after all, most Americans consume way more than the 1,500- to 2,300-milligram maximum a day. However, certain people -- such as athletes who sweat a lot -- might experience a condition known as hyponatremia, or low levels of sodium in the blood.
Skiing has a history of almost five millennia. Although modern skiing has evolved from beginnings in Scandinavia, it may have been practiced as early as 600 BC in what is now China. The word ski is one of a handful of words Norway has exported to the international community.
It became much more accessible to people, he said in an interview. The metal ski, invented early in the 1950s, made it easier for recreational skiers... In the 1960s came the plastic boot, since there were a lot of disadvantages to the leather boot..All of these advances resulted in ease of use and control on the slopes.t became much more accessible to people, he said in an interview. The metal ski, invented early in the 1950s, made it easier for recreational skiers... In the 1960s came the plastic boot, since there were a lot of disadvantages to the leather boot..