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Did you know?
Increased intake of vitamin D has been shown to reduce fractures up to 25% in older people.
Did you know?
More than 2,500 barbiturates have been synthesized. At the height of their popularity, about 50 were marketed for human use.
Did you know?
There are over 65,000 known species of protozoa. About 10,000 species are parasitic.
Did you know?
After a vasectomy, it takes about 12 ejaculations to clear out sperm that were already beyond the blocked area.

