If you could remove all of your skin, it would weigh up to 5 pounds.
Did you know?
Everyone has one nostril that is larger than the other.
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Human neurons are so small that they require a microscope in order to be seen. However, some neurons can be up to 3 feet long, such as those that extend from the spinal cord to the toes.
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Approximately 25% of all reported medication errors result from some kind of name confusion.
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Most childhood vaccines are 90–99% effective in preventing disease. Side effects are rarely serious.
Sensory, motor, interneuron, and effector
The different components of the IL-7 receptor.
Bacteria in your GI tract synthesize one form of vitamin K