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If all the neurons in the human body were lined up, they would stretch more than 600 miles.
More than 50% of American adults have oral herpes, which is commonly known as "cold sores" or "fever blisters." The herpes virus can be active on the skin surface without showing any signs or causing any symptoms.
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.
Since 1988, the CDC has reported a 99% reduction in bacterial meningitis caused by Haemophilus influenzae, due to the introduction of the vaccine against it.
Approximately one in three babies in the United States is now delivered by cesarean section. The number of cesarean sections in the United States has risen 46% since 1996.
![To maintain balance the bipedal pelvis has a foreshortened ilium and is broader and bowl-shaped. The](https://biology-forums.com/gallery/47/medium_295860_21_02_15_1_23_42_20667469.jpeg)
![A cutaway of a typical water pump showing the long bearing assembly and the seal. The weep hole is ...](https://biology-forums.com/gallery/29/medium_548020_29_05_17_11_20_09_295831707.png)