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Blood in the urine can be a sign of a kidney stone, glomerulonephritis, or other kidney problems.
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.
Always store hazardous household chemicals in their original containers out of reach of children. These include bleach, paint, strippers and products containing turpentine, garden chemicals, oven cleaners, fondue fuels, nail polish, and nail polish remover.
The familiar sounds of your heart are made by the heart's valves as they open and close.
Your heart beats over 36 million times a year.