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Pope Sylvester II tried to introduce Arabic numbers into Europe between the years 999 and 1003, but their use did not catch on for a few more centuries, and Roman numerals continued to be the primary number system.
A recent study has found that following a diet rich in berries may slow down the aging process of the brain. This diet apparently helps to keep dopamine levels much higher than are seen in normal individuals who do not eat berries as a regular part of their diet as they enter their later years.
Less than one of every three adults with high LDL cholesterol has the condition under control. Only 48.1% with the condition are being treated for it.
Drug-induced pharmacodynamic effects manifested in older adults include drug-induced renal toxicity, which can be a major factor when these adults are experiencing other kidney problems.
In 1885, the Lloyd Manufacturing Company of Albany, New York, promoted and sold "Cocaine Toothache Drops" at 15 cents per bottle! In 1914, the Harrison Narcotic Act brought the sale and distribution of this drug under federal control.
![The Kingsley plantation, on Fort George Island in Jacksonville, Florida. Zephaniah Kingsley, the own](https://biology-forums.com/gallery/47/medium_375552_19_08_15_9_09_52_223241930.jpeg)
![A mother dies, a father loses his leg—such calamities shattered poor urban families. Orphaned street](https://biology-forums.com/gallery/47/medium_6_24_08_15_12_36_55_224282222.jpeg)