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Increased intake of vitamin D has been shown to reduce fractures up to 25% in older people.
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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.
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Multiple experimental evidences have confirmed that at the molecular level, cancer is caused by lesions in cellular DNA.
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Side effects from substance abuse include nausea, dehydration, reduced productivitiy, and dependence. Though these effects usually worsen over time, the constant need for the substance often overcomes rational thinking.
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Fungal nail infections account for up to 30% of all skin infections. They affect 5% of the general population—mostly people over the age of 70.