Understanding your blood oxygen levels when you are at rest is something that you need to do if you want to make the most of the oxygen that's entering your body. Normal blood oxygen levels for the average American is about 90 to 100 percent oxygen saturation.
Chief of State. Every nation has a chief of state, a person who serves as the symbolic leader of the country and represents the nation. In the United States, the president both leads the government and acts as the chief of state, although this is not the case in many countries.
The president is the boss for millions of government workers in the Executive Branch. He decides how the laws of the United States are to be enforced and chooses officials and advisers to help run the Executive Branch.s the American Chief of State, the president is a living symbol of the nation. It is considered a great honor for any citizen to shake the president's hand. Examples of Responsibilities: 1  Awarding medals to the winners of college scholarships. 2  Congratulating astronauts on their journey into space.