About 3.2 billion people, nearly half the world population, are at risk for malaria. In 2015, there are about 214 million malaria cases and an estimated 438,000 malaria deaths.
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The U.S. Pharmacopeia Medication Errors Reporting Program states that approximately 50% of all medication errors involve insulin.
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Thyroid conditions cause a higher risk of fibromyalgia and chronic fatigue syndrome.
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More than 34,000 trademarked medication names and more than 10,000 generic medication names are in use in the United States.
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Fungal nail infections account for up to 30% of all skin infections. They affect 5% of the general population—mostly people over the age of 70.
How to multiply a complex number by its conjugate
How to multiply any two or more radicals
How to add, subtract, multiply, and divide using the rules of significant digits (Part 1)
Viruses, such as the hepatitis B virus shown here, need a host to survive and multiply