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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.
Blood is approximately twice as thick as water because of the cells and other components found in it.
Illicit drug use costs the United States approximately $181 billion every year.
More than 150,000 Americans killed by cardiovascular disease are younger than the age of 65 years.
The training of an anesthesiologist typically requires four years of college, 4 years of medical school, 1 year of internship, and 3 years of residency.