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Since 1988, the CDC has reported a 99% reduction in bacterial meningitis caused by Haemophilus influenzae, due to the introduction of the vaccine against it.
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Signs of depression include feeling sad most of the time for 2 weeks or longer; loss of interest in things normally enjoyed; lack of energy; sleep and appetite disturbances; weight changes; feelings of hopelessness, helplessness, or worthlessness; an inability to make decisions; and thoughts of death and suicide.
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Eat fiber! A diet high in fiber can help lower cholesterol levels by as much as 10%.
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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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Thyroid conditions may make getting pregnant impossible.