What are Osteoporosis, Arthritis, Tryptophan.?

Biology Assignment

Osteoporosis: While many people feel that they understand all that there is to know about osteoporosis, there are many bits of information that are often left out of one’s knowledge base. One of the most little known facts about osteoporosis is that it is not a condition that can effect only the elderly, but people of any age. Osteoporosis causes bones to become weak and brittle, much to the point that a simple fall could fracture a bone, and many people have begun to associate this disorder with people of advanced age.
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