Dec
29
The appendix is a small pouch off the large intestine. The wall of the appendix contains lymphatic tissue that is part of the immune system for making antibodies. Removing the appendix doesn’t cause any harm because there are several other areas in the body that contain similar tissue—the spleen, lymph nodes, and tonsils. The spleen [...]
Dec
3
Why do your teeth chatter when you are cold?
Category: Health, Interesting Stuff, Why | 
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The body usually maintains a constant temperature of 98.6 degrees Fahrenheit (or 37 degrees Celsius). At this temperature the cells of the body work best. If there is any significant change in temperature, it is sensed by an area of the brain called the hypothalamus. When the body gets too cold, this center alerts the [...]
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