Most childhood vaccines are 90–99% effective in preventing disease. Side effects are rarely serious.
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As the western states of America were settled, pioneers often had to drink rancid water from ponds and other sources. This often resulted in chronic diarrhea, causing many cases of dehydration and death that could have been avoided if clean water had been available.
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Though “Krazy Glue” or “Super Glue” has the ability to seal small wounds, it is not recommended for this purpose since it contains many substances that should not enter the body through the skin, and may be harmful.
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The longest a person has survived after a heart transplant is 24 years.
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The first oncogene was discovered in 1970 and was termed SRC (pronounced "SARK").