Blood is approximately twice as thick as water because of the cells and other components found in it.
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The average adult has about 21 square feet of skin.
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Increased intake of vitamin D has been shown to reduce fractures up to 25% in older people.
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More than 20 million Americans cite use of marijuana within the past 30 days, according to the National Survey on Drug Use and Health (NSDUH). More than 8 million admit to using it almost every day.
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The first documented use of surgical anesthesia in the United States was in Connecticut in 1844.
Homunculus maps of human body parts along the cerebral cortex.
Advantages and disadvantages of select temperature measurement sites
Major cell types in the human body.
Calipers are used to measure the body fat on the triceps of a patient.
Pilates Exercises Strengthen the Body’s Core Muscles.
Layers of sheets and towels on the table for a body wrap.