Hyponatremia refers to a low level of sodium in the blood. Hyponatremia may result from excess fluid in the body relative to a normal amount of sodium, or it may be due to a loss of sodium and body fluid. Symptoms are nonspecific and can include: mental changes, headache, nausea and.
A third plane, American Airlines Flight 77, hit the western side of the Pentagon, just outside Washington, D.C. The fourth hijacked plane, United Airlines Flight 93, crashed down in a field in rural Pennsylvania, never reaching its intended target because its crew and passengers fought back against the terrorists.
US Airways airplane crashes in Hudson River - Hero pilot Chesley Sullenberger III saves all aboard. All passengers were rescued from a USAirways plane that crash landed Thursday in the Hudson River. A former fighter pilot was hailed as the Hero of the Hudson Thursday night after he landed a stricken US Airways jet in the river - and made sure everybody got out alive. Pilot Chesley Sullenberger was still drying off when Mayor Bloomberg sang his praises.