|
|
Only one in 10 cancer deaths is caused by the primary tumor. The vast majority of cancer mortality is caused by cells breaking away from the main tumor and metastasizing to other parts of the body, such as the brain, bones, or liver.
Malaria mortality rates are falling. Increased malaria prevention and control measures have greatly improved these rates. Since 2000, malaria mortality rates have fallen globally by 60% among all age groups, and by 65% among children under age 5.
Eat fiber! A diet high in fiber can help lower cholesterol levels by as much as 10%.
There are over 65,000 known species of protozoa. About 10,000 species are parasitic.
In the United States, there is a birth every 8 seconds, according to the U.S. Census Bureau's Population Clock.