|
|
In the United States, there is a birth every 8 seconds, according to the U.S. Census Bureau's Population Clock.
Asthma-like symptoms were first recorded about 3,500 years ago in Egypt. The first manuscript specifically written about asthma was in the year 1190, describing a condition characterized by sudden breathlessness. The treatments listed in this manuscript include chicken soup, herbs, and sexual abstinence.
Drug abusers experience the following scenario: The pleasure given by their drug (or drugs) of choice is so strong that it is difficult to eradicate even after years of staying away from the substances involved. Certain triggers may cause a drug abuser to relapse. Research shows that long-term drug abuse results in significant changes in brain function that persist long after an individual stops using drugs. It is most important to realize that the same is true of not just illegal substances but alcohol and tobacco as well.
There are 20 feet of blood vessels in each square inch of human skin.
Blood is approximately twice as thick as water because of the cells and other components found in it.
![Organisms exhibit a diversity of behaviours, which include (clockwise from upper left), foraging and](https://biology-forums.com/gallery/47/medium_33_09_09_11_10_08_14_1694396.jpeg)
![Upper Paleolithic stone tools include blade-based tools as seen here being produced from a blade cor](https://biology-forums.com/gallery/47/medium_273287_22_02_15_10_29_17_208012178.jpeg)
![Many households today include young adults who have not moved out of their parents’ homes (or who ...](https://biology-forums.com/gallery/47/medium_660365_23_12_16_3_52_07_243641702.jpeg)