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Asthma is the most common chronic childhood disease in the world. Most children who develop asthma have symptoms before they are 5 years old.
If all the neurons in the human body were lined up, they would stretch more than 600 miles.
The average older adult in the United States takes five prescription drugs per day. Half of these drugs contain a sedative. Alcohol should therefore be avoided by most senior citizens because of the dangerous interactions between alcohol and sedatives.
Everyone has one nostril that is larger than the other.
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.
![(A) The structure of a neuron, showing the dendrites, nerve cell body, and axon. (B) Photomicrograph](https://biology-forums.com/gallery/47/medium_14755_27_08_12_4_56_11_821215.jpeg)
![The two divisions of the ventromedial motor pathway: the ventromedial corticospinal tract and the ...](https://biology-forums.com/gallery/30/medium_548020_06_06_17_12_22_56_30334121.png)