The average human foot has about 20,000 sweat glands and can produce as much as half a cup of sweat each day.
Most people generally fart between 10 and 20 times a day, expelling enough gas to inflate a small balloon.
Cockroaches can flatten themselves almost to the thinness of a piece of paper in order to slide into tiny cracks. They can also be frozen for weeks and then thawed with no ill effects.
Most of the dust in your house is made up of dead human skin cells.
The average municipal water treatment plant processes enough human waste every day to fill 72 Olympic-size swimming pools.
According to a survey, over 10 percent of Americans have picked someone else’s nose.
Tears are made up of almost the same ingredients as urine.
A tapeworm can grow to a length of 30 feet inside human intestines.
