The human body produces and destroys 15 million blood cells every second.
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Bacteria have flourished on the earth for over three billion years. They were the first life forms on the planet.
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In 1835 it was discovered that a disease of silkworms known as muscardine could be transferred from one silkworm to another, and was caused by a fungus.
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The ratio of hydrogen atoms to oxygen in water (H2O) is 2:1.
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More than one-third of adult Americans are obese. Diseases that kill the largest number of people annually, such as heart disease, cancer, diabetes, stroke, and hypertension, can be attributed to diet.
Examples of heart rhythms: normal.
Examples of thrombophlebitis
Examples of keloids.
Examples of endocrine disorders. (A) A patient with exophthalmos, a symptom of hyperthyroidism ...