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The heart is located in the center of the chest, with part of it tipped slightly so that it taps against the left side of the chest.
Malaria mortality rates are falling. Increased malaria prevention and control measures have greatly improved these rates. Since 2000, malaria mortality rates have fallen globally by 60% among all age groups, and by 65% among children under age 5.
Most childhood vaccines are 90–99% effective in preventing disease. Side effects are rarely serious.
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.
Aspirin is the most widely used drug in the world. It has even been recognized as such by the Guinness Book of World Records.