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The most common childhood diseases include croup, chickenpox, ear infections, flu, pneumonia, ringworm, respiratory syncytial virus, scabies, head lice, and asthma.
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The most dangerous mercury compound, dimethyl mercury, is so toxic that even a few microliters spilled on the skin can cause death. Mercury has been shown to accumulate in higher amounts in the following types of fish than other types: swordfish, shark, mackerel, tilefish, crab, and tuna.
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Thyroid conditions cause a higher risk of fibromyalgia and chronic fatigue syndrome.
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The first documented use of surgical anesthesia in the United States was in Connecticut in 1844.
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In 1844, Charles Goodyear obtained the first patent for a rubber condom.
Herniated disk. A herniated disk is a protrusion of the disk’s gelatinous center, called the nucleus
A free-running circadian sleep–wake cycle 25.3 hours in duration. Despite living in an unchanging ...