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Human stomach acid is strong enough to dissolve small pieces of metal such as razor blades or staples.
Pink eye is a term that refers to conjunctivitis, which is inflammation of the thin, clear membrane (conjunctiva) over the white part of the eye (sclera). It may be triggered by a virus, bacteria, or foreign body in the eye. Antibiotic eye drops alleviate bacterial conjunctivitis, and antihistamine allergy pills or eye drops help control allergic conjunctivitis symptoms.
Your chance of developing a kidney stone is 1 in 10. In recent years, approximately 3.7 million people in the United States were diagnosed with a kidney disease.
Blood in the urine can be a sign of a kidney stone, glomerulonephritis, or other kidney problems.
Blood is approximately twice as thick as water because of the cells and other components found in it.