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Author Question: Which of the following statements is true of the nature and operation of industrial and professional ... (Read 13 times) |
Your heart beats over 36 million times a year.
Looking at the sun may not only cause headache and distort your vision temporarily, but it can also cause permanent eye damage. Any exposure to sunlight adds to the cumulative effects of ultraviolet (UV) radiation on your eyes. UV exposure has been linked to eye disorders such as macular degeneration, solar retinitis, and corneal dystrophies.
Autoimmune diseases occur when the immune system destroys its own healthy tissues. When this occurs, white blood cells cannot distinguish between pathogens and normal cells.
More than 30% of American adults, and about 12% of children utilize health care approaches that were developed outside of conventional medicine.
Blood in the urine can be a sign of a kidney stone, glomerulonephritis, or other kidney problems.