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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.
Cancer has been around as long as humankind, but only in the second half of the twentieth century did the number of cancer cases explode.
The first oral chemotherapy drug for colon cancer was approved by FDA in 2001.
People about to have surgery must tell their health care providers about all supplements they take.
Warfarin was developed as a consequence of the study of a strange bleeding disorder that suddenly occurred in cattle on the northern prairies of the United States in the early 1900s.