Low potassium (hypokalemia) refers to a lower than normal potassium level in your bloodstream. Potassium is a chemical (electrolyte) that is critical to the proper functioning of nerve and muscles cells, particularly heart muscle cells. Normally, your blood potassium level is 3.6 to 5.2 millimoles per liter (mmol/L).
If it's your first time to that airport maybe two hours for a domestic flight and three for an international flight. If you've been to this â¦airport before an hour and a half (maybe less if you don't intend to check bags) for a domestic flight.
How early should I arrive to the airport prior to my flights departure? You are encouraged to arrive at the airport two hours prior to flight departure for domestic travel and three hours for international travel. This allows time for parking and shuttle transportation, airline check-in, obtaining a boarding pass, and going through the security screening process, which includes screening of your carry-on baggage.