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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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The first successful kidney transplant was performed in 1954 and occurred in Boston. A kidney from an identical twin was transplanted into his dying brother's body and was not rejected because it did not appear foreign to his body.

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A headache when you wake up in the morning is indicative of sinusitis. Other symptoms of sinusitis can include fever, weakness, tiredness, a cough that may be more severe at night, and a runny nose or nasal congestion.

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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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Your heart beats over 36 million times a year.

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