A PaO2 test measures partial pressure of oxygen, or PaO2—the oxygen pressure in arterial blood. The PaO2 reflects how well oxygen is able to move from the lungs to the blood. It is often altered by ...

Like Indiana Jones' whip and hat, the breathing device is another essential tool in Indiana Jones and the Great Circle. The breathing device allows you to breathe and swim underwater safely ...

There is nothing more sweet than when people share the non-sexual things the opposite sex does that they appreciate. As women, we appreciate the small acts of kindness, and this list taken from ...

Truman Capote's "In Cold Blood" documented the killings of a family of four in rural Kansas on this day in 1959 Eli Wizevich A new book by historian William E. Leuchtenburg examines how the first ...