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Did you know?
Adult head lice are gray, about ? inch long, and often have a tiny dot on their backs. A female can lay between 50 and 150 eggs within the several weeks that she is alive. They feed on human blood.
Did you know?
If all the neurons in the human body were lined up, they would stretch more than 600 miles.
Did you know?
Drying your hands with a paper towel will reduce the bacterial count on your hands by 45–60%.
Did you know?
Medication errors are more common among seriously ill patients than with those with minor conditions.
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.