Did you know?
There are actually 60 minerals, 16 vitamins, 12 essential amino acids, and three essential fatty acids that your body needs every day.
Did you know?
The modern decimal position system was the invention of the Hindus (around 800 AD), involving the placing of numerals to indicate their value (units, tens, hundreds, and so on).
Did you know?
In the United States, an estimated 50 million unnecessary antibiotics are prescribed for viral respiratory infections.
Did you know?
More than nineteen million Americans carry the factor V gene that causes blood clots, pulmonary embolism, and heart disease.
Did you know?
The Romans did not use numerals to indicate fractions but instead used words to indicate parts of a whole.
Index card tickler file.
Example of the Index to Diseases and Injuries.
Physiological Factors Affecting Blood Pressure
Risk Factors of Osteoporosis
Air Quality Index
Conversion factors derivation.