There are about 2 million sweat glands in the average human body. The average adult loses 540 calories with every liter of sweat. Men sweat about 40 percent more than women.
The average person's hand flexes its finger joints 25 million times during a lifetime.
There are approximately 250,000 sweat glands in your feet, and they sweat as much as 8 ounces of moisture per day.
The average person's total skin covering would weigh about 6 pounds if collected in one mass.
There are eight bones in a human wrist.
The average square inch of skin holds 650 sweat glands, 20 blood vessels, 60,000 melanocytes (pigment cells), and more than a thousand nerve endings.
There are four blood groups for humans: A (the most common), O, B, and AB. Collectively, they are referred to ABO groups or “factors.”
The average time between blinks of the eye is 2.8 seconds.
There are many patron saints for human physical afflictions, including St. Teresa of Avila and St. Denis, Bishop of Paris, who are the patron saints of headaches; St. James the Greater, patron saint of rheumatoid sufferers; St. Apollonia, patron saint of toothaches; and St. Genevieve (Genofeva), patron saint of fevers.
The average woman consumes 2,000 calories a day, the average man about 2,500. However, if you had the metabolism of a shrew, you would need to consume about 200,000 calories a day. Metabolic rate is the sum of all the chemical reactions occurring in the body at one time. The faster the reactions, the higher your metabolism and the more calories you need to consume. Smaller animals tend to have higher metabolic rates because they have to work harder to keep their bodies warm.
There are more than 10 trillion living cells in the human body.
The average women's thighs are one and a half times larger in circumference than the average man's.
There are more than 100 different viruses that cause the common cold.
The axial skeleton is the medical term for the bones of the upper body. Axial bones include the skull, backbone, breastbone and ribs.
The back of the human hand is the opisthenar.
The bacteria found on human skin is roughly the numerical equivalent of all the humans on Earth.
There are ten human body parts that are only three letters long: eye, hip, arm, leg, ear, toe, jaw, rib, lip, and gum.
There is evidence that many people gain and lose weight in accordance with the cycles of the Moon.
There is no one who does not dream. Those who claim to have no dreams, laboratory tests have determined, simply forget their dreams more easily than others.
Three pints (1.3 liters) of blood per minute flow through the kidneys.
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