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Did you know?
The average adult has about 21 square feet of skin.
Did you know?
There are 60,000 miles of blood vessels in every adult human.
Did you know?
Acute bronchitis is an inflammation of the breathing tubes (bronchi), which causes increased mucus production and other changes. It is usually caused by bacteria or viruses, can be serious in people who have pulmonary or cardiac diseases, and can lead to pneumonia.
Did you know?
Allergies play a major part in the health of children. The most prevalent childhood allergies are milk, egg, soy, wheat, peanuts, tree nuts, and seafood.
Did you know?
Bacteria have flourished on the earth for over three billion years. They were the first life forms on the planet.