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After a vasectomy, it takes about 12 ejaculations to clear out sperm that were already beyond the blocked area.
Asthma cases in Americans are about 75% higher today than they were in 1980.
According to the Migraine Research Foundation, migraines are the third most prevalent illness in the world. Women are most affected (18%), followed by children of both sexes (10%), and men (6%).
Cocaine was isolated in 1860 and first used as a local anesthetic in 1884. Its first clinical use was by Sigmund Freud to wean a patient from morphine addiction. The fictional character Sherlock Holmes was supposed to be addicted to cocaine by injection.
Throughout history, plants containing cardiac steroids have been used as heart drugs and as poisons (e.g., in arrows used in combat), emetics, and diuretics.
![For ice massage, ice is frozen in a cylindrical container or a paper cup (A). The top half of the cu](https://biology-forums.com/gallery/47/medium_501194_15_04_16_8_31_57_234651769.jpeg)
![Many electronic components are used to construct a typical vehicle computer. Notice the quantity of ...](https://biology-forums.com/gallery/29/medium_548020_30_05_17_8_05_56_298821042.png)