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.
The President is responsible for implementing and enforcing the laws written by Congress and, to that end, appoints the heads of the federal agencies, including the Cabinet. The Vice President is also part of the Executive Branch, ready to assume the Presidency should the need arise. The Cabinet and independent federal agencies are responsible for the day-to-day enforcement and administration of federal laws.
Responsibilities of the President of the United States. The President is the very important figure in the politics of the country. Known was the 'Head of the State or Government', the President has to shoulder many responsibilities, once he/she steps into the office. The President of the United States is the head of both the state and central government of the country.