|
|
People with high total cholesterol have about two times the risk for heart disease as people with ideal levels.
Blood is approximately twice as thick as water because of the cells and other components found in it.
The heart is located in the center of the chest, with part of it tipped slightly so that it taps against the left side of the chest.
As of mid-2016, 18.2 million people were receiving advanced retroviral therapy (ART) worldwide. This represents between 43–50% of the 34–39.8 million people living with HIV.
According to the National Institute of Environmental Health Sciences, lung disease is the third leading killer in the United States, responsible for one in seven deaths. It is the leading cause of death among infants under the age of one year.