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Did you know?

Sperm cells are so tiny that 400 to 500 million (400,000,000–500,000,000) of them fit onto 1 tsp.

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About 3% of all pregnant women will give birth to twins, which is an increase in rate of nearly 60% since the early 1980s.

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Addicts to opiates often avoid treatment because they are afraid of withdrawal. Though unpleasant, with proper management, withdrawal is rarely fatal and passes relatively quickly.

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Immunoglobulin injections may give short-term protection against, or reduce severity of certain diseases. They help people who have an inherited problem making their own antibodies, or those who are having certain types of cancer treatments.

Did you know?

Anti-aging claims should not ever be believed. There is no supplement, medication, or any other substance that has been proven to slow or stop the aging process.

Black flies are blood-sucking insects who vector disease, like River Blindness, while feeding on hum Black flies are blood-sucking insects who vector disease, like River Blindness, while feeding on hum
Centers for disease control and prevention guidelines Centers for disease control and prevention guidelines
Young adults increase in self-esteem between the ages of 18 and 25, according to this longitudinal s Young adults increase in self-esteem between the ages of 18 and 25, according to this longitudinal s
Socrates (470–399 B.C.E.) was an Ancient Greek philosopher often called the "father of ... Socrates (470–399 B.C.E.) was an Ancient Greek philosopher often called the "father of ...
People with Huntington disease develop problems with neuromuscular control and gradually lose the us People with Huntington disease develop problems with neuromuscular control and gradually lose the us
Results of a genome-wide association study (GWAS) to detect SNPs Results of a genome-wide association study (GWAS) to detect SNPs
Video: Natural Selection, Species Isolation and Real World Example

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