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Did you know?
The familiar sounds of your heart are made by the heart's valves as they open and close.
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Essential fatty acids have been shown to be effective against ulcers, asthma, dental cavities, and skin disorders such as acne.
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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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More than 150,000 Americans killed by cardiovascular disease are younger than the age of 65 years.
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Multiple experimental evidences have confirmed that at the molecular level, cancer is caused by lesions in cellular DNA.
![Compression Occurs in vertebrae subjected to extreme stresses, as when one falls and lands on his or](https://biology-forums.com/gallery/47/medium_14755_24_09_12_7_46_02_8969316.jpeg)
![Breast cancer. Notice the tumor growing within a lactiferous gland, which occurs in infiltrating duc](https://biology-forums.com/gallery/47/medium_14755_26_10_12_5_31_30_97082032.jpeg)