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Drying your hands with a paper towel will reduce the bacterial count on your hands by 45–60%.
Acetaminophen (Tylenol) in overdose can seriously damage the liver. It should never be taken by people who use alcohol heavily; it can result in severe liver damage and even a condition requiring a liver transplant.
More than 2,500 barbiturates have been synthesized. At the height of their popularity, about 50 were marketed for human use.
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.
It is difficult to obtain enough calcium without consuming milk or other dairy foods.