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About 600,000 particles of skin are shed every hour by each human. If you live to age 70 years, you have shed 105 pounds of dead skin.

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Signs and symptoms of a drug overdose include losing consciousness, fever or sweating, breathing problems, abnormal pulse, and changes in skin color.

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Astigmatism is the most common vision problem. It may accompany nearsightedness or farsightedness. It is usually caused by an irregularly shaped cornea, but sometimes it is the result of an irregularly shaped lens. Either type can be corrected by eyeglasses, contact lenses, or refractive surgery.

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Oxytocin is recommended only for pregnancies that have a medical reason for inducing labor (such as eclampsia) and is not recommended for elective procedures or for making the birthing process more convenient.

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According to research, pregnant women tend to eat more if carrying a baby boy. Male fetuses may secrete a chemical that stimulates their mothers to step up her energy intake.

The Helium Atom. The Helium Atom.
Examples of four different types of cells from the body. Although each cell has a cell membrane, nuc Examples of four different types of cells from the body. Although each cell has a cell membrane, nuc
Messenger RNA (mRNA) carries genetic information from the nucleus to the cytoplasm for protein synth Messenger RNA (mRNA) carries genetic information from the nucleus to the cytoplasm for protein synth
The Ventral Tegmental Area and the Nucleus Accumbens The Ventral Tegmental Area and the Nucleus Accumbens
Transport of HIV mRNAs from the nucleus to the cytoplasm Transport of HIV mRNAs from the nucleus to the cytoplasm
The ethanol molecule showing two carbon atoms, six hydrogen atoms, and one oxygen atom. The ethanol molecule showing two carbon atoms, six hydrogen atoms, and one oxygen atom.
Video: Cardiac Cycle (Part 2 of 4)

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