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Did you know?

Thyroid conditions may make getting pregnant impossible.

Did you know?

Your heart beats over 36 million times a year.

Did you know?

About one in five American adults and teenagers have had a genital herpes infection—and most of them don't know it. People with genital herpes have at least twice the risk of becoming infected with HIV if exposed to it than those people who do not have genital herpes.

Did you know?

The top five reasons that children stay home from school are as follows: colds, stomach flu (gastroenteritis), ear infection (otitis media), pink eye (conjunctivitis), and sore throat.

Did you know?

In the United States, there is a birth every 8 seconds, according to the U.S. Census Bureau's Population Clock.

Occurrence of stem cells at different stages of mammalian development Occurrence of stem cells at different stages of mammalian development
Prenatal development in humans. Prenatal development in humans.
teach their children to care for the earth in hopes of passing on a better world to future generatio teach their children to care for the earth in hopes of passing on a better world to future generatio
Face Development in the Womb Face Development in the Womb
Adolescence is a key period for the development of lifelong interests and career paths. Adolescence is a key period for the development of lifelong interests and career paths.
Social Development in Central Asia Social Development in Central Asia
Video: Parkinson's Disease

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