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Did you know?
The horizontal fraction bar was introduced by the Arabs.
Did you know?
There are more nerve cells in one human brain than there are stars in the Milky Way.
Did you know?
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.
Did you know?
Medication errors are three times higher among children and infants than with adults.
Did you know?
The strongest synthetic topical retinoid drug available, tazarotene, is used to treat sun-damaged skin, acne, and psoriasis.