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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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A recent study has found that following a diet rich in berries may slow down the aging process of the brain. This diet apparently helps to keep dopamine levels much higher than are seen in normal individuals who do not eat berries as a regular part of their diet as they enter their later years.

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Amoebae are the simplest type of protozoans, and are characterized by a feeding and dividing trophozoite stage that moves by temporary extensions called pseudopodia or false feet.

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HIV testing reach is still limited. An estimated 40% of people with HIV (more than 14 million) remain undiagnosed and do not know their infection status.

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Thyroid conditions may make getting pregnant impossible.

Some of the fastest growing religions in America are non-Judeo-Christian religions. This photograph Some of the fastest growing religions in America are non-Judeo-Christian religions. This photograph
Parallel Light Rays from Distant Objects Parallel Light Rays from Distant Objects
When young infants hold objects for a long period of time they eventually become habituated to them. When young infants hold objects for a long period of time they eventually become habituated to them.
Looking at objects in nature is a great way to encourage joint attention and allows infants to learn ... Looking at objects in nature is a great way to encourage joint attention and allows infants to learn ...
A typical hacksaw that is used to cut metal. If cutting sheet metal or thin objects, then use a ... A typical hacksaw that is used to cut metal. If cutting sheet metal or thin objects, then use a ...
Good body mechanics for lifting heavy objects. Good body mechanics for lifting heavy objects.
Video: Properties of water -structure of water and polarity (Ionized and polar compounds)

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