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Only 12 hours after an egg cell is fertilized by a sperm cell, the egg cell starts to divide. As it continues to divide, it moves along the fallopian tube toward the uterus at about 1 inch per day.
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On average, someone in the United States has a stroke about every 40 seconds. This is about 795,000 people per year.
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The ratio of hydrogen atoms to oxygen in water (H2O) is 2:1.
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Most fungi that pathogenically affect humans live in soil. If a person is not healthy, has an open wound, or is immunocompromised, a fungal infection can be very aggressive.
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The first oral chemotherapy drug for colon cancer was approved by FDA in 2001.