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The B-complex vitamins and vitamin C are not stored in the body and must be replaced each day.
Human stomach acid is strong enough to dissolve small pieces of metal such as razor blades or staples.
No drugs are available to relieve parathyroid disease. Parathyroid disease is caused by a parathyroid tumor, and it needs to be removed by surgery.
In 1864, the first barbiturate (barbituric acid) was synthesized.
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.