The smile is the most frequently used facial expression. A smile can use anywhere from a pair of 5 to 53 facial muscles.
The slowest growing finger nail is on the thumb nail and the fastest growing is the finger nail on the middle finger.
The sensitivity of a woman's middle finger is reduced during menstruation.
The same amount of calories are burned by doing 6 sessions that are 5 minutes each of an activity and doing 1 session of that activity for 30 minutes.
The pectin that is found in apples aids in lowering cholesterol levels.
The most frequent season for most suicides to occur is in the spring. The winter months have the lowest number of suicides.
The majority of American models are skinnier than 98% of American women.
The longest hiccups on record was by an American pig farmer whose hiccups persisted from 1922 to 1987.
The longer white infants from low-income families are breast-fed, the less likely they will be overweight as young children, researchers said on Monday.
The length of a human esophagus is 25 centimeters.
The human liver performs over 500 functions.
The feet have approximately 250,000 sweat glands.
The eight most popular foods to cause food allergies are: milk, eggs, wheat, peanuts, soy, tree nuts, fish, and shellfish.
The early occurrence of a fetus yawning is at eleven weeks after conception.
The average ear grows 0.01 inches in length every year.
On average, a person has two million sweat glands.
On average, Americans spend 33% of their life sleeping.
On average a person passes gas 14 times a day.
On average 1,668 gallons of water are used by each person in the United States daily.
Nerve impulses for muscle position travel at a speed of up to 390 feet per second.
Nerve cells can travel as fast as 120 meters per second.
Mummy powder was once thought to be a cure for all remedies. English men used to carry the powder with them in a tiny bag wherever they went.
Men in their early twenties shave an average of four times a week.
Medical research has found substances in mistletoe that can slow down tumor growth.
Medical reports show that about 18% of the population are prone to sleepwalking.
Manicuring the nails has been done by people for more than 4,000 years.
Left-handed people are better at sports that require good spatial judgment and fast reaction, compared to right-handed individuals.
Ironically, when doctors in Los Angeles, California went on strike in 1976, the daily number of deaths in the city dropped 18%.
In the United States, 8.5 million cosmetic surgical and non-surgical procedures were done in the year 2001.
People with darker skin will not wrinkle as fast as people with lighter skin.
Children grow faster in the springtime than any other season during the year.
Eating chocolate three times a month helps people live longer as opposed to people who overeat chocolate or do not eat chocolate at all.
Constipation is caused when too much water is absorbed in the large intestine and poops become dry.
A ear trumpet was used before the hearing aid was invented by people who had difficulty hearing.
The average human dream lasts only 2 to 3 seconds.
The average person has at least seven dreams a night.
Bile produced by the liver is responsible for making your feces a brownish, green colour.
It takes more muscles to frown than it does to smile.
By the time you are 70 you will have easily drunk over 12,000 gallons of water.
A man named Charles Osborne had the hiccups for approximately sixty-nine years.
The average person walks the equivalent of twice around the world in a lifetime.
The average person laughs about 15 times a day.
The vocabulary of the average person consists of 5,000 to 6,000 words.
About 10% of the world's population is left-handed.
