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Author Question: The controversial process of using the mean or median of a numeric variable to place participants in ... (Read 26 times) |
The average human gut is home to perhaps 500 to 1,000 different species of bacteria.
There are 20 feet of blood vessels in each square inch of human skin.
Thyroid conditions may make getting pregnant impossible.
Dogs have been used in studies to detect various cancers in human subjects. They have been trained to sniff breath samples from humans that were collected by having them breathe into special tubes. These people included 55 lung cancer patients, 31 breast cancer patients, and 83 cancer-free patients. The dogs detected 54 of the 55 lung cancer patients as having cancer, detected 28 of the 31 breast cancer patients, and gave only three false-positive results (detecting cancer in people who didn't have it).
More than 30% of American adults, and about 12% of children utilize health care approaches that were developed outside of conventional medicine.