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The immune system needs 9.5 hours of sleep in total darkness to recharge completely.
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Long-term mental and physical effects from substance abuse include: paranoia, psychosis, immune deficiencies, and organ damage.
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After 5 years of being diagnosed with rheumatoid arthritis, one every three patients will no longer be able to work.
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To combat osteoporosis, changes in lifestyle and diet are recommended. At-risk patients should include 1,200 to 1,500 mg of calcium daily either via dietary means or with supplements.
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The first oncogene was discovered in 1970 and was termed SRC (pronounced "SARK").